Home / 134,533.71-185,657.76-74,104.56

Finding the Fourth Proportional to 134,533.71, 185,657.76 and 74,104.56

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Solution

The fourth proportional to 134,533.71, 185,657.76 and 74,104.56 is: 102,264.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,533.71 : 185,657.76 = 74,104.56 : x
  2. Step 2: Convert to fraction form
    134,533.71/185,657.76 = 74,104.56/x
  3. Step 3: Cross multiply
    134,533.71x = 185,657.76 × 74,104.56
  4. Step 4: Simplify right side
    134,533.71x = 13,758,086,615.39
  5. Step 5: Solve for x
    x = 13,758,086,615.39/134,533.71
  6. Step 6: Final answer
    x = 102,264.98

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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.