Home / 97,034.04-133,909.08-54,015.75

Finding the Fourth Proportional to 97,034.04, 133,909.08 and 54,015.75

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Solution

The fourth proportional to 97,034.04, 133,909.08 and 54,015.75 is: 74,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,034.04 : 133,909.08 = 54,015.75 : x
  2. Step 2: Convert to fraction form
    97,034.04/133,909.08 = 54,015.75/x
  3. Step 3: Cross multiply
    97,034.04x = 133,909.08 × 54,015.75
  4. Step 4: Simplify right side
    97,034.04x = 7,233,199,388.01
  5. Step 5: Solve for x
    x = 7,233,199,388.01/97,034.04
  6. Step 6: Final answer
    x = 74,542.91

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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.