Home / 95,143.60-142,521.63-45,071.92

Finding the Fourth Proportional to 95,143.60, 142,521.63 and 45,071.92

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Solution

The fourth proportional to 95,143.60, 142,521.63 and 45,071.92 is: 67,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,143.60 : 142,521.63 = 45,071.92 : x
  2. Step 2: Convert to fraction form
    95,143.60/142,521.63 = 45,071.92/x
  3. Step 3: Cross multiply
    95,143.60x = 142,521.63 × 45,071.92
  4. Step 4: Simplify right side
    95,143.60x = 6,423,723,505.63
  5. Step 5: Solve for x
    x = 6,423,723,505.63/95,143.60
  6. Step 6: Final answer
    x = 67,516.09

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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.