Home / 158,413.95-237,478.77-118,383.66

Finding the Fourth Proportional to 158,413.95, 237,478.77 and 118,383.66

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Solution

The fourth proportional to 158,413.95, 237,478.77 and 118,383.66 is: 177,469.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,413.95 : 237,478.77 = 118,383.66 : x
  2. Step 2: Convert to fraction form
    158,413.95/237,478.77 = 118,383.66/x
  3. Step 3: Cross multiply
    158,413.95x = 237,478.77 × 118,383.66
  4. Step 4: Simplify right side
    158,413.95x = 28,113,605,964.90
  5. Step 5: Solve for x
    x = 28,113,605,964.90/158,413.95
  6. Step 6: Final answer
    x = 177,469.26

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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.