Home / 130,413.92-195,693.57-70,441.19

Finding the Fourth Proportional to 130,413.92, 195,693.57 and 70,441.19

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Solution

The fourth proportional to 130,413.92, 195,693.57 and 70,441.19 is: 105,701.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,413.92 : 195,693.57 = 70,441.19 : x
  2. Step 2: Convert to fraction form
    130,413.92/195,693.57 = 70,441.19/x
  3. Step 3: Cross multiply
    130,413.92x = 195,693.57 × 70,441.19
  4. Step 4: Simplify right side
    130,413.92x = 13,784,887,368.86
  5. Step 5: Solve for x
    x = 13,784,887,368.86/130,413.92
  6. Step 6: Final answer
    x = 105,701.04

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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.