Home / 134,703.30-185,891.86-74,276.36

Finding the Fourth Proportional to 134,703.30, 185,891.86 and 74,276.36

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Solution

The fourth proportional to 134,703.30, 185,891.86 and 74,276.36 is: 102,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,703.30 : 185,891.86 = 74,276.36 : x
  2. Step 2: Convert to fraction form
    134,703.30/185,891.86 = 74,276.36/x
  3. Step 3: Cross multiply
    134,703.30x = 185,891.86 × 74,276.36
  4. Step 4: Simplify right side
    134,703.30x = 13,807,370,714.43
  5. Step 5: Solve for x
    x = 13,807,370,714.43/134,703.30
  6. Step 6: Final answer
    x = 102,502.10

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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.