Home / 134,407.08-185,482.44-73,983.78

Finding the Fourth Proportional to 134,407.08, 185,482.44 and 73,983.78

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Solution

The fourth proportional to 134,407.08, 185,482.44 and 73,983.78 is: 102,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,407.08 : 185,482.44 = 73,983.78 : x
  2. Step 2: Convert to fraction form
    134,407.08/185,482.44 = 73,983.78/x
  3. Step 3: Cross multiply
    134,407.08x = 185,482.44 × 73,983.78
  4. Step 4: Simplify right side
    134,407.08x = 13,722,692,034.82
  5. Step 5: Solve for x
    x = 13,722,692,034.82/134,407.08
  6. Step 6: Final answer
    x = 102,097.98

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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.