Home / 77,413.14-115,955.67-58,484.65

Finding the Fourth Proportional to 77,413.14, 115,955.67 and 58,484.65

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Solution

The fourth proportional to 77,413.14, 115,955.67 and 58,484.65 is: 87,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,413.14 : 115,955.67 = 58,484.65 : x
  2. Step 2: Convert to fraction form
    77,413.14/115,955.67 = 58,484.65/x
  3. Step 3: Cross multiply
    77,413.14x = 115,955.67 × 58,484.65
  4. Step 4: Simplify right side
    77,413.14x = 6,781,626,775.47
  5. Step 5: Solve for x
    x = 6,781,626,775.47/77,413.14
  6. Step 6: Final answer
    x = 87,603.04

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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.