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Finding the Fourth Proportional to 94,591.87, 130,531.57 and 54,303.00

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Solution

The fourth proportional to 94,591.87, 130,531.57 and 54,303.00 is: 74,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,591.87 : 130,531.57 = 54,303.00 : x
  2. Step 2: Convert to fraction form
    94,591.87/130,531.57 = 54,303.00/x
  3. Step 3: Cross multiply
    94,591.87x = 130,531.57 × 54,303.00
  4. Step 4: Simplify right side
    94,591.87x = 7,088,254,921.54
  5. Step 5: Solve for x
    x = 7,088,254,921.54/94,591.87
  6. Step 6: Final answer
    x = 74,935.14

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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.