Home / 54,498.02-81,702.48-28,210.28

Finding the Fourth Proportional to 54,498.02, 81,702.48 and 28,210.28

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Solution

The fourth proportional to 54,498.02, 81,702.48 and 28,210.28 is: 42,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,498.02 : 81,702.48 = 28,210.28 : x
  2. Step 2: Convert to fraction form
    54,498.02/81,702.48 = 28,210.28/x
  3. Step 3: Cross multiply
    54,498.02x = 81,702.48 × 28,210.28
  4. Step 4: Simplify right side
    54,498.02x = 2,304,849,837.49
  5. Step 5: Solve for x
    x = 2,304,849,837.49/54,498.02
  6. Step 6: Final answer
    x = 42,292.36

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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.