Home / 56,162.57-77,504.55-30,669.44

Finding the Fourth Proportional to 56,162.57, 77,504.55 and 30,669.44

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Solution

The fourth proportional to 56,162.57, 77,504.55 and 30,669.44 is: 42,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162.57 : 77,504.55 = 30,669.44 : x
  2. Step 2: Convert to fraction form
    56,162.57/77,504.55 = 30,669.44/x
  3. Step 3: Cross multiply
    56,162.57x = 77,504.55 × 30,669.44
  4. Step 4: Simplify right side
    56,162.57x = 2,377,020,643.42
  5. Step 5: Solve for x
    x = 2,377,020,643.42/56,162.57
  6. Step 6: Final answer
    x = 42,323.93

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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.