Home / 134,337.89-185,260.47-83,358.92

Finding the Fourth Proportional to 134,337.89, 185,260.47 and 83,358.92

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Solution

The fourth proportional to 134,337.89, 185,260.47 and 83,358.92 is: 114,957.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,337.89 : 185,260.47 = 83,358.92 : x
  2. Step 2: Convert to fraction form
    134,337.89/185,260.47 = 83,358.92/x
  3. Step 3: Cross multiply
    134,337.89x = 185,260.47 × 83,358.92
  4. Step 4: Simplify right side
    134,337.89x = 15,443,112,848.45
  5. Step 5: Solve for x
    x = 15,443,112,848.45/134,337.89
  6. Step 6: Final answer
    x = 114,957.24

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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.