Home / 97,145.55-134,058.24-54,703.17

Finding the Fourth Proportional to 97,145.55, 134,058.24 and 54,703.17

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Solution

The fourth proportional to 97,145.55, 134,058.24 and 54,703.17 is: 75,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,145.55 : 134,058.24 = 54,703.17 : x
  2. Step 2: Convert to fraction form
    97,145.55/134,058.24 = 54,703.17/x
  3. Step 3: Cross multiply
    97,145.55x = 134,058.24 × 54,703.17
  4. Step 4: Simplify right side
    97,145.55x = 7,333,410,692.62
  5. Step 5: Solve for x
    x = 7,333,410,692.62/97,145.55
  6. Step 6: Final answer
    x = 75,488.90

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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.