Home / 97,788.42-134,936.85-54,761.93

Finding the Fourth Proportional to 97,788.42, 134,936.85 and 54,761.93

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Solution

The fourth proportional to 97,788.42, 134,936.85 and 54,761.93 is: 75,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,788.42 : 134,936.85 = 54,761.93 : x
  2. Step 2: Convert to fraction form
    97,788.42/134,936.85 = 54,761.93/x
  3. Step 3: Cross multiply
    97,788.42x = 134,936.85 × 54,761.93
  4. Step 4: Simplify right side
    97,788.42x = 7,389,402,334.12
  5. Step 5: Solve for x
    x = 7,389,402,334.12/97,788.42
  6. Step 6: Final answer
    x = 75,565.21

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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.