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Finding the Fourth Proportional to 58,046.99, 80,075.21 and 37,915.65

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Solution

The fourth proportional to 58,046.99, 80,075.21 and 37,915.65 is: 52,304.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,046.99 : 80,075.21 = 37,915.65 : x
  2. Step 2: Convert to fraction form
    58,046.99/80,075.21 = 37,915.65/x
  3. Step 3: Cross multiply
    58,046.99x = 80,075.21 × 37,915.65
  4. Step 4: Simplify right side
    58,046.99x = 3,036,103,446.46
  5. Step 5: Solve for x
    x = 3,036,103,446.46/58,046.99
  6. Step 6: Final answer
    x = 52,304.24

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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.