Home / 113,958,366.04-157,262,684.10-61,747,360.52

Finding the Fourth Proportional to 113,958,366.04, 157,262,684.10 and 61,747,360.52

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Solution

The fourth proportional to 113,958,366.04, 157,262,684.10 and 61,747,360.52 is: 85,211,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,958,366.04 : 157,262,684.10 = 61,747,360.52 : x
  2. Step 2: Convert to fraction form
    113,958,366.04/157,262,684.10 = 61,747,360.52/x
  3. Step 3: Cross multiply
    113,958,366.04x = 157,262,684.10 × 61,747,360.52
  4. Step 4: Simplify right side
    113,958,366.04x = 9,710,555,651,465,572
  5. Step 5: Solve for x
    x = 9,710,555,651,465,572/113,958,366.04
  6. Step 6: Final answer
    x = 85,211,432.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.