Home / 97,542.20-134,622.53-57,278.01

Finding the Fourth Proportional to 97,542.20, 134,622.53 and 57,278.01

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Solution

The fourth proportional to 97,542.20, 134,622.53 and 57,278.01 is: 79,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,542.20 : 134,622.53 = 57,278.01 : x
  2. Step 2: Convert to fraction form
    97,542.20/134,622.53 = 57,278.01/x
  3. Step 3: Cross multiply
    97,542.20x = 134,622.53 × 57,278.01
  4. Step 4: Simplify right side
    97,542.20x = 7,710,910,762.76
  5. Step 5: Solve for x
    x = 7,710,910,762.76/97,542.20
  6. Step 6: Final answer
    x = 79,052.05

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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.