Home / 109,248.17-163,888.38-55,970.28

Finding the Fourth Proportional to 109,248.17, 163,888.38 and 55,970.28

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Solution

The fourth proportional to 109,248.17, 163,888.38 and 55,970.28 is: 83,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,248.17 : 163,888.38 = 55,970.28 : x
  2. Step 2: Convert to fraction form
    109,248.17/163,888.38 = 55,970.28/x
  3. Step 3: Cross multiply
    109,248.17x = 163,888.38 × 55,970.28
  4. Step 4: Simplify right side
    109,248.17x = 9,172,878,517.35
  5. Step 5: Solve for x
    x = 9,172,878,517.35/109,248.17
  6. Step 6: Final answer
    x = 83,963.69

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1.5x scale

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.