Home / 141,552.52-212,263.16-52,782.19

Finding the Fourth Proportional to 141,552.52, 212,263.16 and 52,782.19

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Solution

The fourth proportional to 141,552.52, 212,263.16 and 52,782.19 is: 79,148.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,552.52 : 212,263.16 = 52,782.19 : x
  2. Step 2: Convert to fraction form
    141,552.52/212,263.16 = 52,782.19/x
  3. Step 3: Cross multiply
    141,552.52x = 212,263.16 × 52,782.19
  4. Step 4: Simplify right side
    141,552.52x = 11,203,713,646.55
  5. Step 5: Solve for x
    x = 11,203,713,646.55/141,552.52
  6. Step 6: Final answer
    x = 79,148.81

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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.