Home / 75,088.60-103,622.46-41,555.80

Finding the Fourth Proportional to 75,088.60, 103,622.46 and 41,555.80

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Solution

The fourth proportional to 75,088.60, 103,622.46 and 41,555.80 is: 57,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,088.60 : 103,622.46 = 41,555.80 : x
  2. Step 2: Convert to fraction form
    75,088.60/103,622.46 = 41,555.80/x
  3. Step 3: Cross multiply
    75,088.60x = 103,622.46 × 41,555.80
  4. Step 4: Simplify right side
    75,088.60x = 4,306,114,223.27
  5. Step 5: Solve for x
    x = 4,306,114,223.27/75,088.60
  6. Step 6: Final answer
    x = 57,347.11

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1.5x scale

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.