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Finding the Fourth Proportional to 142,484.76, 213,595.92 and 63,555.93

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Solution

The fourth proportional to 142,484.76, 213,595.92 and 63,555.93 is: 95,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,484.76 : 213,595.92 = 63,555.93 : x
  2. Step 2: Convert to fraction form
    142,484.76/213,595.92 = 63,555.93/x
  3. Step 3: Cross multiply
    142,484.76x = 213,595.92 × 63,555.93
  4. Step 4: Simplify right side
    142,484.76x = 13,575,287,339.81
  5. Step 5: Solve for x
    x = 13,575,287,339.81/142,484.76
  6. Step 6: Final answer
    x = 95,275.36

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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.