Home / 141,618.15-212,427.23-52,878.59

Finding the Fourth Proportional to 141,618.15, 212,427.23 and 52,878.59

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Solution

The fourth proportional to 141,618.15, 212,427.23 and 52,878.59 is: 79,317.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,618.15 : 212,427.23 = 52,878.59 : x
  2. Step 2: Convert to fraction form
    141,618.15/212,427.23 = 52,878.59/x
  3. Step 3: Cross multiply
    141,618.15x = 212,427.23 × 52,878.59
  4. Step 4: Simplify right side
    141,618.15x = 11,232,851,073.48
  5. Step 5: Solve for x
    x = 11,232,851,073.48/141,618.15
  6. Step 6: Final answer
    x = 79,317.88

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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.