Home / 156,987.30-235,480.95-149,606.18

Finding the Fourth Proportional to 156,987.30, 235,480.95 and 149,606.18

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Solution

The fourth proportional to 156,987.30, 235,480.95 and 149,606.18 is: 224,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,987.30 : 235,480.95 = 149,606.18 : x
  2. Step 2: Convert to fraction form
    156,987.30/235,480.95 = 149,606.18/x
  3. Step 3: Cross multiply
    156,987.30x = 235,480.95 × 149,606.18
  4. Step 4: Simplify right side
    156,987.30x = 35,229,405,392.27
  5. Step 5: Solve for x
    x = 35,229,405,392.27/156,987.30
  6. Step 6: Final answer
    x = 224,409.27

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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.