Home / 539,130.34-808,557.13-159,961.38

Finding the Fourth Proportional to 539,130.34, 808,557.13 and 159,961.38

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Solution

The fourth proportional to 539,130.34, 808,557.13 and 159,961.38 is: 239,901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,130.34 : 808,557.13 = 159,961.38 : x
  2. Step 2: Convert to fraction form
    539,130.34/808,557.13 = 159,961.38/x
  3. Step 3: Cross multiply
    539,130.34x = 808,557.13 × 159,961.38
  4. Step 4: Simplify right side
    539,130.34x = 129,337,914,323.64
  5. Step 5: Solve for x
    x = 129,337,914,323.64/539,130.34
  6. Step 6: Final answer
    x = 239,901.01

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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.