Home / 44,918.57-66,981.62-42,711.21

Finding the Fourth Proportional to 44,918.57, 66,981.62 and 42,711.21

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Solution

The fourth proportional to 44,918.57, 66,981.62 and 42,711.21 is: 63,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,918.57 : 66,981.62 = 42,711.21 : x
  2. Step 2: Convert to fraction form
    44,918.57/66,981.62 = 42,711.21/x
  3. Step 3: Cross multiply
    44,918.57x = 66,981.62 × 42,711.21
  4. Step 4: Simplify right side
    44,918.57x = 2,860,865,824.40
  5. Step 5: Solve for x
    x = 2,860,865,824.40/44,918.57
  6. Step 6: Final answer
    x = 63,690.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.