Home / 112,390.08-155,101.44-62,092.32

Finding the Fourth Proportional to 112,390.08, 155,101.44 and 62,092.32

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Solution

The fourth proportional to 112,390.08, 155,101.44 and 62,092.32 is: 85,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,390.08 : 155,101.44 = 62,092.32 : x
  2. Step 2: Convert to fraction form
    112,390.08/155,101.44 = 62,092.32/x
  3. Step 3: Cross multiply
    112,390.08x = 155,101.44 × 62,092.32
  4. Step 4: Simplify right side
    112,390.08x = 9,630,608,244.94
  5. Step 5: Solve for x
    x = 9,630,608,244.94/112,390.08
  6. Step 6: Final answer
    x = 85,689.13

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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.