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Finding the Fourth Proportional to 94,866, 130,916.36 and 52,425.52

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Solution

The fourth proportional to 94,866, 130,916.36 and 52,425.52 is: 72,347.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,866 : 130,916.36 = 52,425.52 : x
  2. Step 2: Convert to fraction form
    94,866/130,916.36 = 52,425.52/x
  3. Step 3: Cross multiply
    94,866x = 130,916.36 × 52,425.52
  4. Step 4: Simplify right side
    94,866x = 6,863,358,249.51
  5. Step 5: Solve for x
    x = 6,863,358,249.51/94,866
  6. Step 6: Final answer
    x = 72,347.92

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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.