Home / 55,113.84-75,944.52-52,136.46

Finding the Fourth Proportional to 55,113.84, 75,944.52 and 52,136.46

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Solution

The fourth proportional to 55,113.84, 75,944.52 and 52,136.46 is: 71,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,113.84 : 75,944.52 = 52,136.46 : x
  2. Step 2: Convert to fraction form
    55,113.84/75,944.52 = 52,136.46/x
  3. Step 3: Cross multiply
    55,113.84x = 75,944.52 × 52,136.46
  4. Step 4: Simplify right side
    55,113.84x = 3,959,478,429.20
  5. Step 5: Solve for x
    x = 3,959,478,429.20/55,113.84
  6. Step 6: Final answer
    x = 71,841.82

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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.