Home / 119,875.14-165,426.20-66,158.98

Finding the Fourth Proportional to 119,875.14, 165,426.20 and 66,158.98

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Solution

The fourth proportional to 119,875.14, 165,426.20 and 66,158.98 is: 91,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,875.14 : 165,426.20 = 66,158.98 : x
  2. Step 2: Convert to fraction form
    119,875.14/165,426.20 = 66,158.98/x
  3. Step 3: Cross multiply
    119,875.14x = 165,426.20 × 66,158.98
  4. Step 4: Simplify right side
    119,875.14x = 10,944,428,161.01
  5. Step 5: Solve for x
    x = 10,944,428,161.01/119,875.14
  6. Step 6: Final answer
    x = 91,298.56

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1.5x scale

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.