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Finding the Fourth Proportional to 113,089.60, 169,526.40 and 41,993.20

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Solution

The fourth proportional to 113,089.60, 169,526.40 and 41,993.20 is: 62,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,089.60 : 169,526.40 = 41,993.20 : x
  2. Step 2: Convert to fraction form
    113,089.60/169,526.40 = 41,993.20/x
  3. Step 3: Cross multiply
    113,089.60x = 169,526.40 × 41,993.20
  4. Step 4: Simplify right side
    113,089.60x = 7,118,956,020.48
  5. Step 5: Solve for x
    x = 7,118,956,020.48/113,089.60
  6. Step 6: Final answer
    x = 62,949.70

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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.