Home / 112,592.15-155,376.02-62,291.51

Finding the Fourth Proportional to 112,592.15, 155,376.02 and 62,291.51

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Solution

The fourth proportional to 112,592.15, 155,376.02 and 62,291.51 is: 85,961.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,592.15 : 155,376.02 = 62,291.51 : x
  2. Step 2: Convert to fraction form
    112,592.15/155,376.02 = 62,291.51/x
  3. Step 3: Cross multiply
    112,592.15x = 155,376.02 × 62,291.51
  4. Step 4: Simplify right side
    112,592.15x = 9,678,606,592.13
  5. Step 5: Solve for x
    x = 9,678,606,592.13/112,592.15
  6. Step 6: Final answer
    x = 85,961.65

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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.