Home / 75,862.33-104,689.95-42,328.33

Finding the Fourth Proportional to 75,862.33, 104,689.95 and 42,328.33

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Solution

The fourth proportional to 75,862.33, 104,689.95 and 42,328.33 is: 58,413.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,862.33 : 104,689.95 = 42,328.33 : x
  2. Step 2: Convert to fraction form
    75,862.33/104,689.95 = 42,328.33/x
  3. Step 3: Cross multiply
    75,862.33x = 104,689.95 × 42,328.33
  4. Step 4: Simplify right side
    75,862.33x = 4,431,350,751.28
  5. Step 5: Solve for x
    x = 4,431,350,751.28/75,862.33
  6. Step 6: Final answer
    x = 58,413.06

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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.