Home / 113,538.20-170,307.30-29,298.20

Finding the Fourth Proportional to 113,538.20, 170,307.30 and 29,298.20

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Solution

The fourth proportional to 113,538.20, 170,307.30 and 29,298.20 is: 43,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,538.20 : 170,307.30 = 29,298.20 : x
  2. Step 2: Convert to fraction form
    113,538.20/170,307.30 = 29,298.20/x
  3. Step 3: Cross multiply
    113,538.20x = 170,307.30 × 29,298.20
  4. Step 4: Simplify right side
    113,538.20x = 4,989,697,336.86
  5. Step 5: Solve for x
    x = 4,989,697,336.86/113,538.20
  6. Step 6: Final answer
    x = 43,947.30

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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.