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Finding the Fourth Proportional to 60,049.72, 90,075.66 and 18,497.08

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Solution

The fourth proportional to 60,049.72, 90,075.66 and 18,497.08 is: 27,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,049.72 : 90,075.66 = 18,497.08 : x
  2. Step 2: Convert to fraction form
    60,049.72/90,075.66 = 18,497.08/x
  3. Step 3: Cross multiply
    60,049.72x = 90,075.66 × 18,497.08
  4. Step 4: Simplify right side
    60,049.72x = 1,666,136,689.07
  5. Step 5: Solve for x
    x = 1,666,136,689.07/60,049.72
  6. Step 6: Final answer
    x = 27,745.95

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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.