Home / 95,751.32-132,139.14-53,312.72

Finding the Fourth Proportional to 95,751.32, 132,139.14 and 53,312.72

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Solution

The fourth proportional to 95,751.32, 132,139.14 and 53,312.72 is: 73,572.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,751.32 : 132,139.14 = 53,312.72 : x
  2. Step 2: Convert to fraction form
    95,751.32/132,139.14 = 53,312.72/x
  3. Step 3: Cross multiply
    95,751.32x = 132,139.14 × 53,312.72
  4. Step 4: Simplify right side
    95,751.32x = 7,044,696,971.86
  5. Step 5: Solve for x
    x = 7,044,696,971.86/95,751.32
  6. Step 6: Final answer
    x = 73,572.84

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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.