Home / 140,338.62-210,657.75-60,416.13

Finding the Fourth Proportional to 140,338.62, 210,657.75 and 60,416.13

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Solution

The fourth proportional to 140,338.62, 210,657.75 and 60,416.13 is: 90,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,338.62 : 210,657.75 = 60,416.13 : x
  2. Step 2: Convert to fraction form
    140,338.62/210,657.75 = 60,416.13/x
  3. Step 3: Cross multiply
    140,338.62x = 210,657.75 × 60,416.13
  4. Step 4: Simplify right side
    140,338.62x = 12,727,126,009.51
  5. Step 5: Solve for x
    x = 12,727,126,009.51/140,338.62
  6. Step 6: Final answer
    x = 90,688.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.