Home / 43,513.47-65,168.99-42,316.24

Finding the Fourth Proportional to 43,513.47, 65,168.99 and 42,316.24

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Solution

The fourth proportional to 43,513.47, 65,168.99 and 42,316.24 is: 63,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,513.47 : 65,168.99 = 42,316.24 : x
  2. Step 2: Convert to fraction form
    43,513.47/65,168.99 = 42,316.24/x
  3. Step 3: Cross multiply
    43,513.47x = 65,168.99 × 42,316.24
  4. Step 4: Simplify right side
    43,513.47x = 2,757,706,621.40
  5. Step 5: Solve for x
    x = 2,757,706,621.40/43,513.47
  6. Step 6: Final answer
    x = 63,375.93

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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.