Home / 92,446.16-127,530.60-56,624.72

Finding the Fourth Proportional to 92,446.16, 127,530.60 and 56,624.72

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Solution

The fourth proportional to 92,446.16, 127,530.60 and 56,624.72 is: 78,114.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,446.16 : 127,530.60 = 56,624.72 : x
  2. Step 2: Convert to fraction form
    92,446.16/127,530.60 = 56,624.72/x
  3. Step 3: Cross multiply
    92,446.16x = 127,530.60 × 56,624.72
  4. Step 4: Simplify right side
    92,446.16x = 7,221,384,516.43
  5. Step 5: Solve for x
    x = 7,221,384,516.43/92,446.16
  6. Step 6: Final answer
    x = 78,114.49

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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.