Home / 98,037.68-135,293.32-55,595.28

Finding the Fourth Proportional to 98,037.68, 135,293.32 and 55,595.28

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Solution

The fourth proportional to 98,037.68, 135,293.32 and 55,595.28 is: 76,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,037.68 : 135,293.32 = 55,595.28 : x
  2. Step 2: Convert to fraction form
    98,037.68/135,293.32 = 55,595.28/x
  3. Step 3: Cross multiply
    98,037.68x = 135,293.32 × 55,595.28
  4. Step 4: Simplify right side
    98,037.68x = 7,521,670,007.53
  5. Step 5: Solve for x
    x = 7,521,670,007.53/98,037.68
  6. Step 6: Final answer
    x = 76,722.24

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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.