Home / 102,141.06-153,149.04-42,150.93

Finding the Fourth Proportional to 102,141.06, 153,149.04 and 42,150.93

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Solution

The fourth proportional to 102,141.06, 153,149.04 and 42,150.93 is: 63,200.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,141.06 : 153,149.04 = 42,150.93 : x
  2. Step 2: Convert to fraction form
    102,141.06/153,149.04 = 42,150.93/x
  3. Step 3: Cross multiply
    102,141.06x = 153,149.04 × 42,150.93
  4. Step 4: Simplify right side
    102,141.06x = 6,455,374,464.61
  5. Step 5: Solve for x
    x = 6,455,374,464.61/102,141.06
  6. Step 6: Final answer
    x = 63,200.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.