Home / 98,037.79-135,292.14-55,596.32

Finding the Fourth Proportional to 98,037.79, 135,292.14 and 55,596.32

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Solution

The fourth proportional to 98,037.79, 135,292.14 and 55,596.32 is: 76,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,037.79 : 135,292.14 = 55,596.32 : x
  2. Step 2: Convert to fraction form
    98,037.79/135,292.14 = 55,596.32/x
  3. Step 3: Cross multiply
    98,037.79x = 135,292.14 × 55,596.32
  4. Step 4: Simplify right side
    98,037.79x = 7,521,745,108.92
  5. Step 5: Solve for x
    x = 7,521,745,108.92/98,037.79
  6. Step 6: Final answer
    x = 76,722.92

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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.