Home / 52,368.16-78,552.24-43,114.72

Finding the Fourth Proportional to 52,368.16, 78,552.24 and 43,114.72

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Solution

The fourth proportional to 52,368.16, 78,552.24 and 43,114.72 is: 64,672.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,368.16 : 78,552.24 = 43,114.72 : x
  2. Step 2: Convert to fraction form
    52,368.16/78,552.24 = 43,114.72/x
  3. Step 3: Cross multiply
    52,368.16x = 78,552.24 × 43,114.72
  4. Step 4: Simplify right side
    52,368.16x = 3,386,757,832.97
  5. Step 5: Solve for x
    x = 3,386,757,832.97/52,368.16
  6. Step 6: Final answer
    x = 64,672.08

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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.