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Finding the Fourth Proportional to 58,944.36, 88,416.54 and 19,490.88

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Solution

The fourth proportional to 58,944.36, 88,416.54 and 19,490.88 is: 29,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,944.36 : 88,416.54 = 19,490.88 : x
  2. Step 2: Convert to fraction form
    58,944.36/88,416.54 = 19,490.88/x
  3. Step 3: Cross multiply
    58,944.36x = 88,416.54 × 19,490.88
  4. Step 4: Simplify right side
    58,944.36x = 1,723,316,171.16
  5. Step 5: Solve for x
    x = 1,723,316,171.16/58,944.36
  6. Step 6: Final answer
    x = 29,236.32

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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.