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Finding the Fourth Proportional to 60,054.30, 82,938.60 and 45,685.74

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Solution

The fourth proportional to 60,054.30, 82,938.60 and 45,685.74 is: 63,094.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,054.30 : 82,938.60 = 45,685.74 : x
  2. Step 2: Convert to fraction form
    60,054.30/82,938.60 = 45,685.74/x
  3. Step 3: Cross multiply
    60,054.30x = 82,938.60 × 45,685.74
  4. Step 4: Simplify right side
    60,054.30x = 3,789,111,315.56
  5. Step 5: Solve for x
    x = 3,789,111,315.56/60,054.30
  6. Step 6: Final answer
    x = 63,094.75

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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.