Home / 105,737,645.45-158,607,561.76-31,962,037.06

Finding the Fourth Proportional to 105,737,645.45, 158,607,561.76 and 31,962,037.06

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Solution

The fourth proportional to 105,737,645.45, 158,607,561.76 and 31,962,037.06 is: 47,943,386.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,737,645.45 : 158,607,561.76 = 31,962,037.06 : x
  2. Step 2: Convert to fraction form
    105,737,645.45/158,607,561.76 = 31,962,037.06/x
  3. Step 3: Cross multiply
    105,737,645.45x = 158,607,561.76 × 31,962,037.06
  4. Step 4: Simplify right side
    105,737,645.45x = 5,069,420,766,969,358
  5. Step 5: Solve for x
    x = 5,069,420,766,969,358/105,737,645.45
  6. Step 6: Final answer
    x = 47,943,386.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.