Home / 105,929.76-158,877.08-34,853.28

Finding the Fourth Proportional to 105,929.76, 158,877.08 and 34,853.28

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Solution

The fourth proportional to 105,929.76, 158,877.08 and 34,853.28 is: 52,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,929.76 : 158,877.08 = 34,853.28 : x
  2. Step 2: Convert to fraction form
    105,929.76/158,877.08 = 34,853.28/x
  3. Step 3: Cross multiply
    105,929.76x = 158,877.08 × 34,853.28
  4. Step 4: Simplify right side
    105,929.76x = 5,537,387,354.82
  5. Step 5: Solve for x
    x = 5,537,387,354.82/105,929.76
  6. Step 6: Final answer
    x = 52,274.14

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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.