Home / 243,734.65-365,466.87-99,741.61

Finding the Fourth Proportional to 243,734.65, 365,466.87 and 99,741.61

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Solution

The fourth proportional to 243,734.65, 365,466.87 and 99,741.61 is: 149,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,734.65 : 365,466.87 = 99,741.61 : x
  2. Step 2: Convert to fraction form
    243,734.65/365,466.87 = 99,741.61/x
  3. Step 3: Cross multiply
    243,734.65x = 365,466.87 × 99,741.61
  4. Step 4: Simplify right side
    243,734.65x = 36,452,254,015.46
  5. Step 5: Solve for x
    x = 36,452,254,015.46/243,734.65
  6. Step 6: Final answer
    x = 149,557.13

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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.