Home / 97,082.55-133,973.65-54,641.08

Finding the Fourth Proportional to 97,082.55, 133,973.65 and 54,641.08

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Solution

The fourth proportional to 97,082.55, 133,973.65 and 54,641.08 is: 75,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,082.55 : 133,973.65 = 54,641.08 : x
  2. Step 2: Convert to fraction form
    97,082.55/133,973.65 = 54,641.08/x
  3. Step 3: Cross multiply
    97,082.55x = 133,973.65 × 54,641.08
  4. Step 4: Simplify right side
    97,082.55x = 7,320,464,855.95
  5. Step 5: Solve for x
    x = 7,320,464,855.95/97,082.55
  6. Step 6: Final answer
    x = 75,404.54

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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.