Home / 112,846.08-155,732.96-62,545.12

Finding the Fourth Proportional to 112,846.08, 155,732.96 and 62,545.12

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Solution

The fourth proportional to 112,846.08, 155,732.96 and 62,545.12 is: 86,315.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,846.08 : 155,732.96 = 62,545.12 : x
  2. Step 2: Convert to fraction form
    112,846.08/155,732.96 = 62,545.12/x
  3. Step 3: Cross multiply
    112,846.08x = 155,732.96 × 62,545.12
  4. Step 4: Simplify right side
    112,846.08x = 9,740,336,671.16
  5. Step 5: Solve for x
    x = 9,740,336,671.16/112,846.08
  6. Step 6: Final answer
    x = 86,315.24

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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.