Home / 97,712.02-134,849.01-54,695.53

Finding the Fourth Proportional to 97,712.02, 134,849.01 and 54,695.53

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Solution

The fourth proportional to 97,712.02, 134,849.01 and 54,695.53 is: 75,483.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,712.02 : 134,849.01 = 54,695.53 : x
  2. Step 2: Convert to fraction form
    97,712.02/134,849.01 = 54,695.53/x
  3. Step 3: Cross multiply
    97,712.02x = 134,849.01 × 54,695.53
  4. Step 4: Simplify right side
    97,712.02x = 7,375,638,071.93
  5. Step 5: Solve for x
    x = 7,375,638,071.93/97,712.02
  6. Step 6: Final answer
    x = 75,483.43

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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.