Home / 104,826.61-144,656.79-64,058.90

Finding the Fourth Proportional to 104,826.61, 144,656.79 and 64,058.90

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Solution

The fourth proportional to 104,826.61, 144,656.79 and 64,058.90 is: 88,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,826.61 : 144,656.79 = 64,058.90 : x
  2. Step 2: Convert to fraction form
    104,826.61/144,656.79 = 64,058.90/x
  3. Step 3: Cross multiply
    104,826.61x = 144,656.79 × 64,058.90
  4. Step 4: Simplify right side
    104,826.61x = 9,266,554,695.12
  5. Step 5: Solve for x
    x = 9,266,554,695.12/104,826.61
  6. Step 6: Final answer
    x = 88,398.88

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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.