Home / 97,530.48-134,551.26-65,644.02

Finding the Fourth Proportional to 97,530.48, 134,551.26 and 65,644.02

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Solution

The fourth proportional to 97,530.48, 134,551.26 and 65,644.02 is: 90,561.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,530.48 : 134,551.26 = 65,644.02 : x
  2. Step 2: Convert to fraction form
    97,530.48/134,551.26 = 65,644.02/x
  3. Step 3: Cross multiply
    97,530.48x = 134,551.26 × 65,644.02
  4. Step 4: Simplify right side
    97,530.48x = 8,832,485,602.47
  5. Step 5: Solve for x
    x = 8,832,485,602.47/97,530.48
  6. Step 6: Final answer
    x = 90,561.29

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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.