Home / 140,746.68-210,536.34-107,212.92

Finding the Fourth Proportional to 140,746.68, 210,536.34 and 107,212.92

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Solution

The fourth proportional to 140,746.68, 210,536.34 and 107,212.92 is: 160,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,746.68 : 210,536.34 = 107,212.92 : x
  2. Step 2: Convert to fraction form
    140,746.68/210,536.34 = 107,212.92/x
  3. Step 3: Cross multiply
    140,746.68x = 210,536.34 × 107,212.92
  4. Step 4: Simplify right side
    140,746.68x = 22,572,215,777.51
  5. Step 5: Solve for x
    x = 22,572,215,777.51/140,746.68
  6. Step 6: Final answer
    x = 160,374.77

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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.