Home / 145,627.94-218,526.84-61,382.96

Finding the Fourth Proportional to 145,627.94, 218,526.84 and 61,382.96

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Solution

The fourth proportional to 145,627.94, 218,526.84 and 61,382.96 is: 92,110.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,627.94 : 218,526.84 = 61,382.96 : x
  2. Step 2: Convert to fraction form
    145,627.94/218,526.84 = 61,382.96/x
  3. Step 3: Cross multiply
    145,627.94x = 218,526.84 × 61,382.96
  4. Step 4: Simplify right side
    145,627.94x = 13,413,824,278.65
  5. Step 5: Solve for x
    x = 13,413,824,278.65/145,627.94
  6. Step 6: Final answer
    x = 92,110.24

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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.