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Finding the Fourth Proportional to 58,648.33, 87,952.65 and 19,195.66

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Solution

The fourth proportional to 58,648.33, 87,952.65 and 19,195.66 is: 28,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,648.33 : 87,952.65 = 19,195.66 : x
  2. Step 2: Convert to fraction form
    58,648.33/87,952.65 = 19,195.66/x
  3. Step 3: Cross multiply
    58,648.33x = 87,952.65 × 19,195.66
  4. Step 4: Simplify right side
    58,648.33x = 1,688,309,165.50
  5. Step 5: Solve for x
    x = 1,688,309,165.50/58,648.33
  6. Step 6: Final answer
    x = 28,786.99

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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.