Home / 70,305.03-97,021.08-38,475.95

Finding the Fourth Proportional to 70,305.03, 97,021.08 and 38,475.95

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Solution

The fourth proportional to 70,305.03, 97,021.08 and 38,475.95 is: 53,096.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,305.03 : 97,021.08 = 38,475.95 : x
  2. Step 2: Convert to fraction form
    70,305.03/97,021.08 = 38,475.95/x
  3. Step 3: Cross multiply
    70,305.03x = 97,021.08 × 38,475.95
  4. Step 4: Simplify right side
    70,305.03x = 3,732,977,737.92
  5. Step 5: Solve for x
    x = 3,732,977,737.92/70,305.03
  6. Step 6: Final answer
    x = 53,096.88

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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.