Home / 180,159.74-248,645.13-103,677.26

Finding the Fourth Proportional to 180,159.74, 248,645.13 and 103,677.26

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Solution

The fourth proportional to 180,159.74, 248,645.13 and 103,677.26 is: 143,088.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,159.74 : 248,645.13 = 103,677.26 : x
  2. Step 2: Convert to fraction form
    180,159.74/248,645.13 = 103,677.26/x
  3. Step 3: Cross multiply
    180,159.74x = 248,645.13 × 103,677.26
  4. Step 4: Simplify right side
    180,159.74x = 25,778,845,790.74
  5. Step 5: Solve for x
    x = 25,778,845,790.74/180,159.74
  6. Step 6: Final answer
    x = 143,088.83

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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.