Home / 225,354.06-310,988.13-134,705.67

Finding the Fourth Proportional to 225,354.06, 310,988.13 and 134,705.67

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Solution

The fourth proportional to 225,354.06, 310,988.13 and 134,705.67 is: 185,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,354.06 : 310,988.13 = 134,705.67 : x
  2. Step 2: Convert to fraction form
    225,354.06/310,988.13 = 134,705.67/x
  3. Step 3: Cross multiply
    225,354.06x = 310,988.13 × 134,705.67
  4. Step 4: Simplify right side
    225,354.06x = 41,891,864,413.70
  5. Step 5: Solve for x
    x = 41,891,864,413.70/225,354.06
  6. Step 6: Final answer
    x = 185,893.54

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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.