Home / 240,818.15-332,341.04-138,860.21

Finding the Fourth Proportional to 240,818.15, 332,341.04 and 138,860.21

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Solution

The fourth proportional to 240,818.15, 332,341.04 and 138,860.21 is: 191,634.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,818.15 : 332,341.04 = 138,860.21 : x
  2. Step 2: Convert to fraction form
    240,818.15/332,341.04 = 138,860.21/x
  3. Step 3: Cross multiply
    240,818.15x = 332,341.04 × 138,860.21
  4. Step 4: Simplify right side
    240,818.15x = 46,148,946,606.02
  5. Step 5: Solve for x
    x = 46,148,946,606.02/240,818.15
  6. Step 6: Final answer
    x = 191,634.01

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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.