Home / 156,947.10-235,420.65-144,044.70

Finding the Fourth Proportional to 156,947.10, 235,420.65 and 144,044.70

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Solution

The fourth proportional to 156,947.10, 235,420.65 and 144,044.70 is: 216,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,947.10 : 235,420.65 = 144,044.70 : x
  2. Step 2: Convert to fraction form
    156,947.10/235,420.65 = 144,044.70/x
  3. Step 3: Cross multiply
    156,947.10x = 235,420.65 × 144,044.70
  4. Step 4: Simplify right side
    156,947.10x = 33,911,096,903.06
  5. Step 5: Solve for x
    x = 33,911,096,903.06/156,947.10
  6. Step 6: Final answer
    x = 216,067.05

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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.