Home / 104,882,933.18-144,692,531.22-100,020,248

Finding the Fourth Proportional to 104,882,933.18, 144,692,531.22 and 100,020,248

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Solution

The fourth proportional to 104,882,933.18, 144,692,531.22 and 100,020,248 is: 137,984,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,882,933.18 : 144,692,531.22 = 100,020,248 : x
  2. Step 2: Convert to fraction form
    104,882,933.18/144,692,531.22 = 100,020,248/x
  3. Step 3: Cross multiply
    104,882,933.18x = 144,692,531.22 × 100,020,248
  4. Step 4: Simplify right side
    104,882,933.18x = 14,472,182,856,372,142
  5. Step 5: Solve for x
    x = 14,472,182,856,372,142/104,882,933.18
  6. Step 6: Final answer
    x = 137,984,154.50

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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.