Home / 97,139.93-134,059.96-54,122.24

Finding the Fourth Proportional to 97,139.93, 134,059.96 and 54,122.24

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Solution

The fourth proportional to 97,139.93, 134,059.96 and 54,122.24 is: 74,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,139.93 : 134,059.96 = 54,122.24 : x
  2. Step 2: Convert to fraction form
    97,139.93/134,059.96 = 54,122.24/x
  3. Step 3: Cross multiply
    97,139.93x = 134,059.96 × 54,122.24
  4. Step 4: Simplify right side
    97,139.93x = 7,255,625,732.31
  5. Step 5: Solve for x
    x = 7,255,625,732.31/97,139.93
  6. Step 6: Final answer
    x = 74,692.52

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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.