Home / 99,053.32-136,693.38-56,635.24

Finding the Fourth Proportional to 99,053.32, 136,693.38 and 56,635.24

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Solution

The fourth proportional to 99,053.32, 136,693.38 and 56,635.24 is: 78,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,053.32 : 136,693.38 = 56,635.24 : x
  2. Step 2: Convert to fraction form
    99,053.32/136,693.38 = 56,635.24/x
  3. Step 3: Cross multiply
    99,053.32x = 136,693.38 × 56,635.24
  4. Step 4: Simplify right side
    99,053.32x = 7,741,662,382.71
  5. Step 5: Solve for x
    x = 7,741,662,382.71/99,053.32
  6. Step 6: Final answer
    x = 78,156.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.