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Finding the Fourth Proportional to 60,444.60, 90,666.90 and 41,782.20

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Solution

The fourth proportional to 60,444.60, 90,666.90 and 41,782.20 is: 62,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,444.60 : 90,666.90 = 41,782.20 : x
  2. Step 2: Convert to fraction form
    60,444.60/90,666.90 = 41,782.20/x
  3. Step 3: Cross multiply
    60,444.60x = 90,666.90 × 41,782.20
  4. Step 4: Simplify right side
    60,444.60x = 3,788,262,549.18
  5. Step 5: Solve for x
    x = 3,788,262,549.18/60,444.60
  6. Step 6: Final answer
    x = 62,673.30

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1.5x scale

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.