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Finding the Fourth Proportional to 58,962.56, 81,348.56 and 35,075.66

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Solution

The fourth proportional to 58,962.56, 81,348.56 and 35,075.66 is: 48,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,962.56 : 81,348.56 = 35,075.66 : x
  2. Step 2: Convert to fraction form
    58,962.56/81,348.56 = 35,075.66/x
  3. Step 3: Cross multiply
    58,962.56x = 81,348.56 × 35,075.66
  4. Step 4: Simplify right side
    58,962.56x = 2,853,354,432.05
  5. Step 5: Solve for x
    x = 2,853,354,432.05/58,962.56
  6. Step 6: Final answer
    x = 48,392.65

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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.