Home / 52,235.08-72,060.30-31,002.28

Finding the Fourth Proportional to 52,235.08, 72,060.30 and 31,002.28

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Solution

The fourth proportional to 52,235.08, 72,060.30 and 31,002.28 is: 42,768.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,235.08 : 72,060.30 = 31,002.28 : x
  2. Step 2: Convert to fraction form
    52,235.08/72,060.30 = 31,002.28/x
  3. Step 3: Cross multiply
    52,235.08x = 72,060.30 × 31,002.28
  4. Step 4: Simplify right side
    52,235.08x = 2,234,033,597.48
  5. Step 5: Solve for x
    x = 2,234,033,597.48/52,235.08
  6. Step 6: Final answer
    x = 42,768.84

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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.