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Finding the Fourth Proportional to 74,763.63, 103,182.03 and 46,077.48

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Solution

The fourth proportional to 74,763.63, 103,182.03 and 46,077.48 is: 63,591.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,763.63 : 103,182.03 = 46,077.48 : x
  2. Step 2: Convert to fraction form
    74,763.63/103,182.03 = 46,077.48/x
  3. Step 3: Cross multiply
    74,763.63x = 103,182.03 × 46,077.48
  4. Step 4: Simplify right side
    74,763.63x = 4,754,367,923.68
  5. Step 5: Solve for x
    x = 4,754,367,923.68/74,763.63
  6. Step 6: Final answer
    x = 63,591.99

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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.