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Finding the Fourth Proportional to 94,032.78, 129,826.04 and 58,260.75

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Solution

The fourth proportional to 94,032.78, 129,826.04 and 58,260.75 is: 80,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,032.78 : 129,826.04 = 58,260.75 : x
  2. Step 2: Convert to fraction form
    94,032.78/129,826.04 = 58,260.75/x
  3. Step 3: Cross multiply
    94,032.78x = 129,826.04 × 58,260.75
  4. Step 4: Simplify right side
    94,032.78x = 7,563,762,168.63
  5. Step 5: Solve for x
    x = 7,563,762,168.63/94,032.78
  6. Step 6: Final answer
    x = 80,437.50

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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.