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Finding the Fourth Proportional to 141,570.48, 212,392.48 and 52,824.66

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Solution

The fourth proportional to 141,570.48, 212,392.48 and 52,824.66 is: 79,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,570.48 : 212,392.48 = 52,824.66 : x
  2. Step 2: Convert to fraction form
    141,570.48/212,392.48 = 52,824.66/x
  3. Step 3: Cross multiply
    141,570.48x = 212,392.48 × 52,824.66
  4. Step 4: Simplify right side
    141,570.48x = 11,219,559,713.07
  5. Step 5: Solve for x
    x = 11,219,559,713.07/141,570.48
  6. Step 6: Final answer
    x = 79,250.70

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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.