Home / 374,341.50-561,175.29-137,633.58

Finding the Fourth Proportional to 374,341.50, 561,175.29 and 137,633.58

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Solution

The fourth proportional to 374,341.50, 561,175.29 and 137,633.58 is: 206,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,341.50 : 561,175.29 = 137,633.58 : x
  2. Step 2: Convert to fraction form
    374,341.50/561,175.29 = 137,633.58/x
  3. Step 3: Cross multiply
    374,341.50x = 561,175.29 × 137,633.58
  4. Step 4: Simplify right side
    374,341.50x = 77,236,564,170.24
  5. Step 5: Solve for x
    x = 77,236,564,170.24/374,341.50
  6. Step 6: Final answer
    x = 206,326.48

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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.