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Finding the Fourth Proportional to 58,467.60, 87,701.40 and 44,643.60

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Solution

The fourth proportional to 58,467.60, 87,701.40 and 44,643.60 is: 66,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,467.60 : 87,701.40 = 44,643.60 : x
  2. Step 2: Convert to fraction form
    58,467.60/87,701.40 = 44,643.60/x
  3. Step 3: Cross multiply
    58,467.60x = 87,701.40 × 44,643.60
  4. Step 4: Simplify right side
    58,467.60x = 3,915,306,221.04
  5. Step 5: Solve for x
    x = 3,915,306,221.04/58,467.60
  6. Step 6: Final answer
    x = 66,965.40

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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.