Home / 134,722.32-185,927.40-74,298.48

Finding the Fourth Proportional to 134,722.32, 185,927.40 and 74,298.48

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Solution

The fourth proportional to 134,722.32, 185,927.40 and 74,298.48 is: 102,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,722.32 : 185,927.40 = 74,298.48 : x
  2. Step 2: Convert to fraction form
    134,722.32/185,927.40 = 74,298.48/x
  3. Step 3: Cross multiply
    134,722.32x = 185,927.40 × 74,298.48
  4. Step 4: Simplify right side
    134,722.32x = 13,814,123,210.35
  5. Step 5: Solve for x
    x = 13,814,123,210.35/134,722.32
  6. Step 6: Final answer
    x = 102,537.75

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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.