Home / 92,948.63-128,269.23-52,665.11

Finding the Fourth Proportional to 92,948.63, 128,269.23 and 52,665.11

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Solution

The fourth proportional to 92,948.63, 128,269.23 and 52,665.11 is: 72,677.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,948.63 : 128,269.23 = 52,665.11 : x
  2. Step 2: Convert to fraction form
    92,948.63/128,269.23 = 52,665.11/x
  3. Step 3: Cross multiply
    92,948.63x = 128,269.23 × 52,665.11
  4. Step 4: Simplify right side
    92,948.63x = 6,755,313,107.57
  5. Step 5: Solve for x
    x = 6,755,313,107.57/92,948.63
  6. Step 6: Final answer
    x = 72,677.92

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1.5x scale

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.