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Finding the Fourth Proportional to 94,618, 141,927 and 53,068.24

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Solution

The fourth proportional to 94,618, 141,927 and 53,068.24 is: 79,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,618 : 141,927 = 53,068.24 : x
  2. Step 2: Convert to fraction form
    94,618/141,927 = 53,068.24/x
  3. Step 3: Cross multiply
    94,618x = 141,927 × 53,068.24
  4. Step 4: Simplify right side
    94,618x = 7,531,816,098.48
  5. Step 5: Solve for x
    x = 7,531,816,098.48/94,618
  6. Step 6: Final answer
    x = 79,602.36

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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.