Home / 68,011.95-93,793.71-42,510.18

Finding the Fourth Proportional to 68,011.95, 93,793.71 and 42,510.18

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Solution

The fourth proportional to 68,011.95, 93,793.71 and 42,510.18 is: 58,624.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,011.95 : 93,793.71 = 42,510.18 : x
  2. Step 2: Convert to fraction form
    68,011.95/93,793.71 = 42,510.18/x
  3. Step 3: Cross multiply
    68,011.95x = 93,793.71 × 42,510.18
  4. Step 4: Simplify right side
    68,011.95x = 3,987,187,494.97
  5. Step 5: Solve for x
    x = 3,987,187,494.97/68,011.95
  6. Step 6: Final answer
    x = 58,624.81

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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.