Home / 94,631.76-141,529.20-84,175.20

Finding the Fourth Proportional to 94,631.76, 141,529.20 and 84,175.20

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Solution

The fourth proportional to 94,631.76, 141,529.20 and 84,175.20 is: 125,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,631.76 : 141,529.20 = 84,175.20 : x
  2. Step 2: Convert to fraction form
    94,631.76/141,529.20 = 84,175.20/x
  3. Step 3: Cross multiply
    94,631.76x = 141,529.20 × 84,175.20
  4. Step 4: Simplify right side
    94,631.76x = 11,913,248,715.84
  5. Step 5: Solve for x
    x = 11,913,248,715.84/94,631.76
  6. Step 6: Final answer
    x = 125,890.60

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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.