Home / 101,488.08-140,050.68-56,167.94

Finding the Fourth Proportional to 101,488.08, 140,050.68 and 56,167.94

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Solution

The fourth proportional to 101,488.08, 140,050.68 and 56,167.94 is: 77,510.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,488.08 : 140,050.68 = 56,167.94 : x
  2. Step 2: Convert to fraction form
    101,488.08/140,050.68 = 56,167.94/x
  3. Step 3: Cross multiply
    101,488.08x = 140,050.68 × 56,167.94
  4. Step 4: Simplify right side
    101,488.08x = 7,866,358,191.20
  5. Step 5: Solve for x
    x = 7,866,358,191.20/101,488.08
  6. Step 6: Final answer
    x = 77,510.17

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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.