Home / 110,439.57-152,413.02-83,166.84

Finding the Fourth Proportional to 110,439.57, 152,413.02 and 83,166.84

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Solution

The fourth proportional to 110,439.57, 152,413.02 and 83,166.84 is: 114,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,439.57 : 152,413.02 = 83,166.84 : x
  2. Step 2: Convert to fraction form
    110,439.57/152,413.02 = 83,166.84/x
  3. Step 3: Cross multiply
    110,439.57x = 152,413.02 × 83,166.84
  4. Step 4: Simplify right side
    110,439.57x = 12,675,709,248.26
  5. Step 5: Solve for x
    x = 12,675,709,248.26/110,439.57
  6. Step 6: Final answer
    x = 114,775.07

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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.