Home / 103,724,983.04-143,148,636.30-59,072,843.24

Finding the Fourth Proportional to 103,724,983.04, 143,148,636.30 and 59,072,843.24

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Solution

The fourth proportional to 103,724,983.04, 143,148,636.30 and 59,072,843.24 is: 81,525,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,724,983.04 : 143,148,636.30 = 59,072,843.24 : x
  2. Step 2: Convert to fraction form
    103,724,983.04/143,148,636.30 = 59,072,843.24/x
  3. Step 3: Cross multiply
    103,724,983.04x = 143,148,636.30 × 59,072,843.24
  4. Step 4: Simplify right side
    103,724,983.04x = 8,456,196,952,169,675
  5. Step 5: Solve for x
    x = 8,456,196,952,169,675/103,724,983.04
  6. Step 6: Final answer
    x = 81,525,170.74

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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.