Home / 121,275.44-181,577.28-61,983.44

Finding the Fourth Proportional to 121,275.44, 181,577.28 and 61,983.44

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Solution

The fourth proportional to 121,275.44, 181,577.28 and 61,983.44 is: 92,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,275.44 : 181,577.28 = 61,983.44 : x
  2. Step 2: Convert to fraction form
    121,275.44/181,577.28 = 61,983.44/x
  3. Step 3: Cross multiply
    121,275.44x = 181,577.28 × 61,983.44
  4. Step 4: Simplify right side
    121,275.44x = 11,254,784,440.24
  5. Step 5: Solve for x
    x = 11,254,784,440.24/121,275.44
  6. Step 6: Final answer
    x = 92,803.49

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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.