Home / 56,098.68-77,410.80-30,946.56

Finding the Fourth Proportional to 56,098.68, 77,410.80 and 30,946.56

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Solution

The fourth proportional to 56,098.68, 77,410.80 and 30,946.56 is: 42,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,098.68 : 77,410.80 = 30,946.56 : x
  2. Step 2: Convert to fraction form
    56,098.68/77,410.80 = 30,946.56/x
  3. Step 3: Cross multiply
    56,098.68x = 77,410.80 × 30,946.56
  4. Step 4: Simplify right side
    56,098.68x = 2,395,597,966.85
  5. Step 5: Solve for x
    x = 2,395,597,966.85/56,098.68
  6. Step 6: Final answer
    x = 42,703.29

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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.