Home / 154,881.22-232,319.07-42,560.98

Finding the Fourth Proportional to 154,881.22, 232,319.07 and 42,560.98

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Solution

The fourth proportional to 154,881.22, 232,319.07 and 42,560.98 is: 63,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,881.22 : 232,319.07 = 42,560.98 : x
  2. Step 2: Convert to fraction form
    154,881.22/232,319.07 = 42,560.98/x
  3. Step 3: Cross multiply
    154,881.22x = 232,319.07 × 42,560.98
  4. Step 4: Simplify right side
    154,881.22x = 9,887,727,291.89
  5. Step 5: Solve for x
    x = 9,887,727,291.89/154,881.22
  6. Step 6: Final answer
    x = 63,840.71

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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.