Home / 40,737.40-61,106.10-35,812.60

Finding the Fourth Proportional to 40,737.40, 61,106.10 and 35,812.60

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Solution

The fourth proportional to 40,737.40, 61,106.10 and 35,812.60 is: 53,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,737.40 : 61,106.10 = 35,812.60 : x
  2. Step 2: Convert to fraction form
    40,737.40/61,106.10 = 35,812.60/x
  3. Step 3: Cross multiply
    40,737.40x = 61,106.10 × 35,812.60
  4. Step 4: Simplify right side
    40,737.40x = 2,188,368,316.86
  5. Step 5: Solve for x
    x = 2,188,368,316.86/40,737.40
  6. Step 6: Final answer
    x = 53,718.90

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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.