Home / 110,051.15-151,874.27-61,655.17

Finding the Fourth Proportional to 110,051.15, 151,874.27 and 61,655.17

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Solution

The fourth proportional to 110,051.15, 151,874.27 and 61,655.17 is: 85,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,051.15 : 151,874.27 = 61,655.17 : x
  2. Step 2: Convert to fraction form
    110,051.15/151,874.27 = 61,655.17/x
  3. Step 3: Cross multiply
    110,051.15x = 151,874.27 × 61,655.17
  4. Step 4: Simplify right side
    110,051.15x = 9,363,833,935.48
  5. Step 5: Solve for x
    x = 9,363,833,935.48/110,051.15
  6. Step 6: Final answer
    x = 85,086.20

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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.