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Finding the Fourth Proportional to 58,393.96, 80,581.98 and 34,520.56

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Solution

The fourth proportional to 58,393.96, 80,581.98 and 34,520.56 is: 47,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,393.96 : 80,581.98 = 34,520.56 : x
  2. Step 2: Convert to fraction form
    58,393.96/80,581.98 = 34,520.56/x
  3. Step 3: Cross multiply
    58,393.96x = 80,581.98 × 34,520.56
  4. Step 4: Simplify right side
    58,393.96x = 2,781,735,075.51
  5. Step 5: Solve for x
    x = 2,781,735,075.51/58,393.96
  6. Step 6: Final answer
    x = 47,637.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.