Home / 134,437.44-185,524.93-74,009.28

Finding the Fourth Proportional to 134,437.44, 185,524.93 and 74,009.28

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Solution

The fourth proportional to 134,437.44, 185,524.93 and 74,009.28 is: 102,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,437.44 : 185,524.93 = 74,009.28 : x
  2. Step 2: Convert to fraction form
    134,437.44/185,524.93 = 74,009.28/x
  3. Step 3: Cross multiply
    134,437.44x = 185,524.93 × 74,009.28
  4. Step 4: Simplify right side
    134,437.44x = 13,730,566,491.35
  5. Step 5: Solve for x
    x = 13,730,566,491.35/134,437.44
  6. Step 6: Final answer
    x = 102,133.50

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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.