Home / 163,341.03-225,413.33-90,748.65

Finding the Fourth Proportional to 163,341.03, 225,413.33 and 90,748.65

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Solution

The fourth proportional to 163,341.03, 225,413.33 and 90,748.65 is: 125,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,341.03 : 225,413.33 = 90,748.65 : x
  2. Step 2: Convert to fraction form
    163,341.03/225,413.33 = 90,748.65/x
  3. Step 3: Cross multiply
    163,341.03x = 225,413.33 × 90,748.65
  4. Step 4: Simplify right side
    163,341.03x = 20,455,956,291.52
  5. Step 5: Solve for x
    x = 20,455,956,291.52/163,341.03
  6. Step 6: Final answer
    x = 125,234.65

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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.