Home / 157,948.69-217,899.12-94,249.48

Finding the Fourth Proportional to 157,948.69, 217,899.12 and 94,249.48

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Solution

The fourth proportional to 157,948.69, 217,899.12 and 94,249.48 is: 130,022.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,948.69 : 217,899.12 = 94,249.48 : x
  2. Step 2: Convert to fraction form
    157,948.69/217,899.12 = 94,249.48/x
  3. Step 3: Cross multiply
    157,948.69x = 217,899.12 × 94,249.48
  4. Step 4: Simplify right side
    157,948.69x = 20,536,878,752.46
  5. Step 5: Solve for x
    x = 20,536,878,752.46/157,948.69
  6. Step 6: Final answer
    x = 130,022.47

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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.