Home / 145,924.10-218,904.06-49,877.20

Finding the Fourth Proportional to 145,924.10, 218,904.06 and 49,877.20

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Solution

The fourth proportional to 145,924.10, 218,904.06 and 49,877.20 is: 74,821.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,924.10 : 218,904.06 = 49,877.20 : x
  2. Step 2: Convert to fraction form
    145,924.10/218,904.06 = 49,877.20/x
  3. Step 3: Cross multiply
    145,924.10x = 218,904.06 × 49,877.20
  4. Step 4: Simplify right side
    145,924.10x = 10,918,320,486.91
  5. Step 5: Solve for x
    x = 10,918,320,486.91/145,924.10
  6. Step 6: Final answer
    x = 74,821.92

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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.