Home / 141,795.38-212,471.45-89,094.15

Finding the Fourth Proportional to 141,795.38, 212,471.45 and 89,094.15

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Solution

The fourth proportional to 141,795.38, 212,471.45 and 89,094.15 is: 133,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,795.38 : 212,471.45 = 89,094.15 : x
  2. Step 2: Convert to fraction form
    141,795.38/212,471.45 = 89,094.15/x
  3. Step 3: Cross multiply
    141,795.38x = 212,471.45 × 89,094.15
  4. Step 4: Simplify right side
    141,795.38x = 18,929,963,465.40
  5. Step 5: Solve for x
    x = 18,929,963,465.40/141,795.38
  6. Step 6: Final answer
    x = 133,501.97

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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.