Home / 149,462.04-224,251.38-86,248.77

Finding the Fourth Proportional to 149,462.04, 224,251.38 and 86,248.77

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Solution

The fourth proportional to 149,462.04, 224,251.38 and 86,248.77 is: 129,406.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,462.04 : 224,251.38 = 86,248.77 : x
  2. Step 2: Convert to fraction form
    149,462.04/224,251.38 = 86,248.77/x
  3. Step 3: Cross multiply
    149,462.04x = 224,251.38 × 86,248.77
  4. Step 4: Simplify right side
    149,462.04x = 19,341,405,695.80
  5. Step 5: Solve for x
    x = 19,341,405,695.80/149,462.04
  6. Step 6: Final answer
    x = 129,406.81

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1.5x scale

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.