Home / 173,820.82-239,876.13-113,430.10

Finding the Fourth Proportional to 173,820.82, 239,876.13 and 113,430.10

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Solution

The fourth proportional to 173,820.82, 239,876.13 and 113,430.10 is: 156,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,820.82 : 239,876.13 = 113,430.10 : x
  2. Step 2: Convert to fraction form
    173,820.82/239,876.13 = 113,430.10/x
  3. Step 3: Cross multiply
    173,820.82x = 239,876.13 × 113,430.10
  4. Step 4: Simplify right side
    173,820.82x = 27,209,173,413.51
  5. Step 5: Solve for x
    x = 27,209,173,413.51/173,820.82
  6. Step 6: Final answer
    x = 156,535.76

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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.