Home / 70,753.02-97,639.16-42,458.73

Finding the Fourth Proportional to 70,753.02, 97,639.16 and 42,458.73

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Solution

The fourth proportional to 70,753.02, 97,639.16 and 42,458.73 is: 58,593.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,753.02 : 97,639.16 = 42,458.73 : x
  2. Step 2: Convert to fraction form
    70,753.02/97,639.16 = 42,458.73/x
  3. Step 3: Cross multiply
    70,753.02x = 97,639.16 × 42,458.73
  4. Step 4: Simplify right side
    70,753.02x = 4,145,634,519.57
  5. Step 5: Solve for x
    x = 4,145,634,519.57/70,753.02
  6. Step 6: Final answer
    x = 58,593.04

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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.