Home / 156,744.65-235,116.98-56,908.10

Finding the Fourth Proportional to 156,744.65, 235,116.98 and 56,908.10

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Solution

The fourth proportional to 156,744.65, 235,116.98 and 56,908.10 is: 85,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,744.65 : 235,116.98 = 56,908.10 : x
  2. Step 2: Convert to fraction form
    156,744.65/235,116.98 = 56,908.10/x
  3. Step 3: Cross multiply
    156,744.65x = 235,116.98 × 56,908.10
  4. Step 4: Simplify right side
    156,744.65x = 13,380,060,609.54
  5. Step 5: Solve for x
    x = 13,380,060,609.54/156,744.65
  6. Step 6: Final answer
    x = 85,362.15

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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.