Home / 115,746.48-159,820.77-88,846.38

Finding the Fourth Proportional to 115,746.48, 159,820.77 and 88,846.38

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Solution

The fourth proportional to 115,746.48, 159,820.77 and 88,846.38 is: 122,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,746.48 : 159,820.77 = 88,846.38 : x
  2. Step 2: Convert to fraction form
    115,746.48/159,820.77 = 88,846.38/x
  3. Step 3: Cross multiply
    115,746.48x = 159,820.77 × 88,846.38
  4. Step 4: Simplify right side
    115,746.48x = 14,199,496,863.31
  5. Step 5: Solve for x
    x = 14,199,496,863.31/115,746.48
  6. Step 6: Final answer
    x = 122,677.57

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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.