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Finding the Fourth Proportional to 60,097.56, 90,068.58 and 28,915.80

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Solution

The fourth proportional to 60,097.56, 90,068.58 and 28,915.80 is: 43,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,097.56 : 90,068.58 = 28,915.80 : x
  2. Step 2: Convert to fraction form
    60,097.56/90,068.58 = 28,915.80/x
  3. Step 3: Cross multiply
    60,097.56x = 90,068.58 × 28,915.80
  4. Step 4: Simplify right side
    60,097.56x = 2,604,405,045.56
  5. Step 5: Solve for x
    x = 2,604,405,045.56/60,097.56
  6. Step 6: Final answer
    x = 43,336.29

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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.