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Finding the Fourth Proportional to 237,139.71, 355,683.36 and 59,646.79

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Solution

The fourth proportional to 237,139.71, 355,683.36 and 59,646.79 is: 89,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,139.71 : 355,683.36 = 59,646.79 : x
  2. Step 2: Convert to fraction form
    237,139.71/355,683.36 = 59,646.79/x
  3. Step 3: Cross multiply
    237,139.71x = 355,683.36 × 59,646.79
  4. Step 4: Simplify right side
    237,139.71x = 21,215,370,680.41
  5. Step 5: Solve for x
    x = 21,215,370,680.41/237,139.71
  6. Step 6: Final answer
    x = 89,463.59

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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.