Home / 97,320.62-134,302.23-54,878.85

Finding the Fourth Proportional to 97,320.62, 134,302.23 and 54,878.85

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Solution

The fourth proportional to 97,320.62, 134,302.23 and 54,878.85 is: 75,732.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,320.62 : 134,302.23 = 54,878.85 : x
  2. Step 2: Convert to fraction form
    97,320.62/134,302.23 = 54,878.85/x
  3. Step 3: Cross multiply
    97,320.62x = 134,302.23 × 54,878.85
  4. Step 4: Simplify right side
    97,320.62x = 7,370,351,934.84
  5. Step 5: Solve for x
    x = 7,370,351,934.84/97,320.62
  6. Step 6: Final answer
    x = 75,732.69

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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.