Home / 113,413.14-170,133.63-38,545.62

Finding the Fourth Proportional to 113,413.14, 170,133.63 and 38,545.62

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Solution

The fourth proportional to 113,413.14, 170,133.63 and 38,545.62 is: 57,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,413.14 : 170,133.63 = 38,545.62 : x
  2. Step 2: Convert to fraction form
    113,413.14/170,133.63 = 38,545.62/x
  3. Step 3: Cross multiply
    113,413.14x = 170,133.63 × 38,545.62
  4. Step 4: Simplify right side
    113,413.14x = 6,557,906,251.20
  5. Step 5: Solve for x
    x = 6,557,906,251.20/113,413.14
  6. Step 6: Final answer
    x = 57,823.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.