Home / 88,660.67-122,238.02-64,441.73

Finding the Fourth Proportional to 88,660.67, 122,238.02 and 64,441.73

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Solution

The fourth proportional to 88,660.67, 122,238.02 and 64,441.73 is: 88,846.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,660.67 : 122,238.02 = 64,441.73 : x
  2. Step 2: Convert to fraction form
    88,660.67/122,238.02 = 64,441.73/x
  3. Step 3: Cross multiply
    88,660.67x = 122,238.02 × 64,441.73
  4. Step 4: Simplify right side
    88,660.67x = 7,877,228,547.18
  5. Step 5: Solve for x
    x = 7,877,228,547.18/88,660.67
  6. Step 6: Final answer
    x = 88,846.94

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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.