Home / 68,458.04-94,462.76-38,239.52

Finding the Fourth Proportional to 68,458.04, 94,462.76 and 38,239.52

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Solution

The fourth proportional to 68,458.04, 94,462.76 and 38,239.52 is: 52,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,458.04 : 94,462.76 = 38,239.52 : x
  2. Step 2: Convert to fraction form
    68,458.04/94,462.76 = 38,239.52/x
  3. Step 3: Cross multiply
    68,458.04x = 94,462.76 × 38,239.52
  4. Step 4: Simplify right side
    68,458.04x = 3,612,210,600.28
  5. Step 5: Solve for x
    x = 3,612,210,600.28/68,458.04
  6. Step 6: Final answer
    x = 52,765.32

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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.