Home / 156,955.70-235,433.55-144,974.90

Finding the Fourth Proportional to 156,955.70, 235,433.55 and 144,974.90

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Solution

The fourth proportional to 156,955.70, 235,433.55 and 144,974.90 is: 217,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,955.70 : 235,433.55 = 144,974.90 : x
  2. Step 2: Convert to fraction form
    156,955.70/235,433.55 = 144,974.90/x
  3. Step 3: Cross multiply
    156,955.70x = 235,433.55 × 144,974.90
  4. Step 4: Simplify right side
    156,955.70x = 34,131,955,367.90
  5. Step 5: Solve for x
    x = 34,131,955,367.90/156,955.70
  6. Step 6: Final answer
    x = 217,462.35

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1.5x scale

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.