Home / 539,172.19-808,688.01-160,085.30

Finding the Fourth Proportional to 539,172.19, 808,688.01 and 160,085.30

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Solution

The fourth proportional to 539,172.19, 808,688.01 and 160,085.30 is: 240,107.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,172.19 : 808,688.01 = 160,085.30 : x
  2. Step 2: Convert to fraction form
    539,172.19/808,688.01 = 160,085.30/x
  3. Step 3: Cross multiply
    539,172.19x = 808,688.01 × 160,085.30
  4. Step 4: Simplify right side
    539,172.19x = 129,459,065,309.29
  5. Step 5: Solve for x
    x = 129,459,065,309.29/539,172.19
  6. Step 6: Final answer
    x = 240,107.09

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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.