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Finding the Fourth Proportional to 94,009.68, 140,826.52 and 56,549.04

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Solution

The fourth proportional to 94,009.68, 140,826.52 and 56,549.04 is: 84,710.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,009.68 : 140,826.52 = 56,549.04 : x
  2. Step 2: Convert to fraction form
    94,009.68/140,826.52 = 56,549.04/x
  3. Step 3: Cross multiply
    94,009.68x = 140,826.52 × 56,549.04
  4. Step 4: Simplify right side
    94,009.68x = 7,963,604,512.54
  5. Step 5: Solve for x
    x = 7,963,604,512.54/94,009.68
  6. Step 6: Final answer
    x = 84,710.47

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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.