Home / 163,026.90-224,986.41-91,403.46

Finding the Fourth Proportional to 163,026.90, 224,986.41 and 91,403.46

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Solution

The fourth proportional to 163,026.90, 224,986.41 and 91,403.46 is: 126,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,026.90 : 224,986.41 = 91,403.46 : x
  2. Step 2: Convert to fraction form
    163,026.90/224,986.41 = 91,403.46/x
  3. Step 3: Cross multiply
    163,026.90x = 224,986.41 × 91,403.46
  4. Step 4: Simplify right side
    163,026.90x = 20,564,536,326.98
  5. Step 5: Solve for x
    x = 20,564,536,326.98/163,026.90
  6. Step 6: Final answer
    x = 126,141.98

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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.