Home / 125,426.03-173,088.03-68,065.35

Finding the Fourth Proportional to 125,426.03, 173,088.03 and 68,065.35

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Solution

The fourth proportional to 125,426.03, 173,088.03 and 68,065.35 is: 93,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,426.03 : 173,088.03 = 68,065.35 : x
  2. Step 2: Convert to fraction form
    125,426.03/173,088.03 = 68,065.35/x
  3. Step 3: Cross multiply
    125,426.03x = 173,088.03 × 68,065.35
  4. Step 4: Simplify right side
    125,426.03x = 11,781,297,342.76
  5. Step 5: Solve for x
    x = 11,781,297,342.76/125,426.03
  6. Step 6: Final answer
    x = 93,930.24

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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.