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Finding the Fourth Proportional to 58,899.72, 88,330.74 and 19,449.48

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Solution

The fourth proportional to 58,899.72, 88,330.74 and 19,449.48 is: 29,168.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,899.72 : 88,330.74 = 19,449.48 : x
  2. Step 2: Convert to fraction form
    58,899.72/88,330.74 = 19,449.48/x
  3. Step 3: Cross multiply
    58,899.72x = 88,330.74 × 19,449.48
  4. Step 4: Simplify right side
    58,899.72x = 1,717,986,961.02
  5. Step 5: Solve for x
    x = 1,717,986,961.02/58,899.72
  6. Step 6: Final answer
    x = 29,168.00

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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.