Home / 170,535.30-235,164.02-113,154.50

Finding the Fourth Proportional to 170,535.30, 235,164.02 and 113,154.50

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Solution

The fourth proportional to 170,535.30, 235,164.02 and 113,154.50 is: 156,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,535.30 : 235,164.02 = 113,154.50 : x
  2. Step 2: Convert to fraction form
    170,535.30/235,164.02 = 113,154.50/x
  3. Step 3: Cross multiply
    170,535.30x = 235,164.02 × 113,154.50
  4. Step 4: Simplify right side
    170,535.30x = 26,609,865,359.50
  5. Step 5: Solve for x
    x = 26,609,865,359.50/170,535.30
  6. Step 6: Final answer
    x = 156,037.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.