Home / 288,831.53-433,080.54-89,098.29

Finding the Fourth Proportional to 288,831.53, 433,080.54 and 89,098.29

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Solution

The fourth proportional to 288,831.53, 433,080.54 and 89,098.29 is: 133,595.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,831.53 : 433,080.54 = 89,098.29 : x
  2. Step 2: Convert to fraction form
    288,831.53/433,080.54 = 89,098.29/x
  3. Step 3: Cross multiply
    288,831.53x = 433,080.54 × 89,098.29
  4. Step 4: Simplify right side
    288,831.53x = 38,586,735,546.28
  5. Step 5: Solve for x
    x = 38,586,735,546.28/288,831.53
  6. Step 6: Final answer
    x = 133,595.99

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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.