Home / 101,841.17-140,536.64-56,521.04

Finding the Fourth Proportional to 101,841.17, 140,536.64 and 56,521.04

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Solution

The fourth proportional to 101,841.17, 140,536.64 and 56,521.04 is: 77,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,841.17 : 140,536.64 = 56,521.04 : x
  2. Step 2: Convert to fraction form
    101,841.17/140,536.64 = 56,521.04/x
  3. Step 3: Cross multiply
    101,841.17x = 140,536.64 × 56,521.04
  4. Step 4: Simplify right side
    101,841.17x = 7,943,276,489.52
  5. Step 5: Solve for x
    x = 7,943,276,489.52/101,841.17
  6. Step 6: Final answer
    x = 77,996.72

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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.