Home / 113,089.20-169,633.80-104,535.60

Finding the Fourth Proportional to 113,089.20, 169,633.80 and 104,535.60

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Solution

The fourth proportional to 113,089.20, 169,633.80 and 104,535.60 is: 156,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,089.20 : 169,633.80 = 104,535.60 : x
  2. Step 2: Convert to fraction form
    113,089.20/169,633.80 = 104,535.60/x
  3. Step 3: Cross multiply
    113,089.20x = 169,633.80 × 104,535.60
  4. Step 4: Simplify right side
    113,089.20x = 17,732,771,063.28
  5. Step 5: Solve for x
    x = 17,732,771,063.28/113,089.20
  6. Step 6: Final answer
    x = 156,803.40

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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.