Home / 97,259.52-134,216.28-54,817.20

Finding the Fourth Proportional to 97,259.52, 134,216.28 and 54,817.20

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Solution

The fourth proportional to 97,259.52, 134,216.28 and 54,817.20 is: 75,646.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,259.52 : 134,216.28 = 54,817.20 : x
  2. Step 2: Convert to fraction form
    97,259.52/134,216.28 = 54,817.20/x
  3. Step 3: Cross multiply
    97,259.52x = 134,216.28 × 54,817.20
  4. Step 4: Simplify right side
    97,259.52x = 7,357,360,664.02
  5. Step 5: Solve for x
    x = 7,357,360,664.02/97,259.52
  6. Step 6: Final answer
    x = 75,646.69

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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.