Home / 145,975.68-201,452.13-82,312.14

Finding the Fourth Proportional to 145,975.68, 201,452.13 and 82,312.14

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Solution

The fourth proportional to 145,975.68, 201,452.13 and 82,312.14 is: 113,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,975.68 : 201,452.13 = 82,312.14 : x
  2. Step 2: Convert to fraction form
    145,975.68/201,452.13 = 82,312.14/x
  3. Step 3: Cross multiply
    145,975.68x = 201,452.13 × 82,312.14
  4. Step 4: Simplify right side
    145,975.68x = 16,581,955,927.86
  5. Step 5: Solve for x
    x = 16,581,955,927.86/145,975.68
  6. Step 6: Final answer
    x = 113,593.96

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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.