Home / 70,337.02-97,065.09-38,505.92

Finding the Fourth Proportional to 70,337.02, 97,065.09 and 38,505.92

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Solution

The fourth proportional to 70,337.02, 97,065.09 and 38,505.92 is: 53,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,337.02 : 97,065.09 = 38,505.92 : x
  2. Step 2: Convert to fraction form
    70,337.02/97,065.09 = 38,505.92/x
  3. Step 3: Cross multiply
    70,337.02x = 97,065.09 × 38,505.92
  4. Step 4: Simplify right side
    70,337.02x = 3,737,580,590.33
  5. Step 5: Solve for x
    x = 3,737,580,590.33/70,337.02
  6. Step 6: Final answer
    x = 53,138.17

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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.