Home / 97,730.20-134,853.33-54,707.46

Finding the Fourth Proportional to 97,730.20, 134,853.33 and 54,707.46

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Solution

The fourth proportional to 97,730.20, 134,853.33 and 54,707.46 is: 75,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,730.20 : 134,853.33 = 54,707.46 : x
  2. Step 2: Convert to fraction form
    97,730.20/134,853.33 = 54,707.46/x
  3. Step 3: Cross multiply
    97,730.20x = 134,853.33 × 54,707.46
  4. Step 4: Simplify right side
    97,730.20x = 7,377,483,156.84
  5. Step 5: Solve for x
    x = 7,377,483,156.84/97,730.20
  6. Step 6: Final answer
    x = 75,488.26

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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.