Home / 62,133.28-93,129.60-30,475.36

Finding the Fourth Proportional to 62,133.28, 93,129.60 and 30,475.36

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Solution

The fourth proportional to 62,133.28, 93,129.60 and 30,475.36 is: 45,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,133.28 : 93,129.60 = 30,475.36 : x
  2. Step 2: Convert to fraction form
    62,133.28/93,129.60 = 30,475.36/x
  3. Step 3: Cross multiply
    62,133.28x = 93,129.60 × 30,475.36
  4. Step 4: Simplify right side
    62,133.28x = 2,838,158,086.66
  5. Step 5: Solve for x
    x = 2,838,158,086.66/62,133.28
  6. Step 6: Final answer
    x = 45,678.55

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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.