Home / 112,546.23-155,332.92-64,827.24

Finding the Fourth Proportional to 112,546.23, 155,332.92 and 64,827.24

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Solution

The fourth proportional to 112,546.23, 155,332.92 and 64,827.24 is: 89,472.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,546.23 : 155,332.92 = 64,827.24 : x
  2. Step 2: Convert to fraction form
    112,546.23/155,332.92 = 64,827.24/x
  3. Step 3: Cross multiply
    112,546.23x = 155,332.92 × 64,827.24
  4. Step 4: Simplify right side
    112,546.23x = 10,069,804,484.74
  5. Step 5: Solve for x
    x = 10,069,804,484.74/112,546.23
  6. Step 6: Final answer
    x = 89,472.61

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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.