Home / 109,282.48-163,826.47-42,707.46

Finding the Fourth Proportional to 109,282.48, 163,826.47 and 42,707.46

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Solution

The fourth proportional to 109,282.48, 163,826.47 and 42,707.46 is: 64,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,282.48 : 163,826.47 = 42,707.46 : x
  2. Step 2: Convert to fraction form
    109,282.48/163,826.47 = 42,707.46/x
  3. Step 3: Cross multiply
    109,282.48x = 163,826.47 × 42,707.46
  4. Step 4: Simplify right side
    109,282.48x = 6,996,612,841.97
  5. Step 5: Solve for x
    x = 6,996,612,841.97/109,282.48
  6. Step 6: Final answer
    x = 64,023.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.