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Finding the Fourth Proportional to 162,695.80, 243,970.80 and 62,822.80

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Solution

The fourth proportional to 162,695.80, 243,970.80 and 62,822.80 is: 94,206.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,695.80 : 243,970.80 = 62,822.80 : x
  2. Step 2: Convert to fraction form
    162,695.80/243,970.80 = 62,822.80/x
  3. Step 3: Cross multiply
    162,695.80x = 243,970.80 × 62,822.80
  4. Step 4: Simplify right side
    162,695.80x = 15,326,928,774.24
  5. Step 5: Solve for x
    x = 15,326,928,774.24/162,695.80
  6. Step 6: Final answer
    x = 94,206.05

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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.