Home / 56,894.68-85,192.98-45,075.16

Finding the Fourth Proportional to 56,894.68, 85,192.98 and 45,075.16

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Solution

The fourth proportional to 56,894.68, 85,192.98 and 45,075.16 is: 67,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,894.68 : 85,192.98 = 45,075.16 : x
  2. Step 2: Convert to fraction form
    56,894.68/85,192.98 = 45,075.16/x
  3. Step 3: Cross multiply
    56,894.68x = 85,192.98 × 45,075.16
  4. Step 4: Simplify right side
    56,894.68x = 3,840,087,204.38
  5. Step 5: Solve for x
    x = 3,840,087,204.38/56,894.68
  6. Step 6: Final answer
    x = 67,494.66

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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.