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Finding the Fourth Proportional to 60,266.58, 90,416.80 and 22,315.28

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Solution

The fourth proportional to 60,266.58, 90,416.80 and 22,315.28 is: 33,479.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,266.58 : 90,416.80 = 22,315.28 : x
  2. Step 2: Convert to fraction form
    60,266.58/90,416.80 = 22,315.28/x
  3. Step 3: Cross multiply
    60,266.58x = 90,416.80 × 22,315.28
  4. Step 4: Simplify right side
    60,266.58x = 2,017,676,378.96
  5. Step 5: Solve for x
    x = 2,017,676,378.96/60,266.58
  6. Step 6: Final answer
    x = 33,479.19

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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.