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Finding the Fourth Proportional to 162,980.52, 244,281.58 and 61,714.18

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Solution

The fourth proportional to 162,980.52, 244,281.58 and 61,714.18 is: 92,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,980.52 : 244,281.58 = 61,714.18 : x
  2. Step 2: Convert to fraction form
    162,980.52/244,281.58 = 61,714.18/x
  3. Step 3: Cross multiply
    162,980.52x = 244,281.58 × 61,714.18
  4. Step 4: Simplify right side
    162,980.52x = 15,075,637,398.80
  5. Step 5: Solve for x
    x = 15,075,637,398.80/162,980.52
  6. Step 6: Final answer
    x = 92,499.63

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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.