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Finding the Fourth Proportional to 60,530.64, 90,717.30 and 33,875.52

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Solution

The fourth proportional to 60,530.64, 90,717.30 and 33,875.52 is: 50,769.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,530.64 : 90,717.30 = 33,875.52 : x
  2. Step 2: Convert to fraction form
    60,530.64/90,717.30 = 33,875.52/x
  3. Step 3: Cross multiply
    60,530.64x = 90,717.30 × 33,875.52
  4. Step 4: Simplify right side
    60,530.64x = 3,073,095,710.50
  5. Step 5: Solve for x
    x = 3,073,095,710.50/60,530.64
  6. Step 6: Final answer
    x = 50,769.26

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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.