Home / 162,137.41-223,740.28-90,521.98

Finding the Fourth Proportional to 162,137.41, 223,740.28 and 90,521.98

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Solution

The fourth proportional to 162,137.41, 223,740.28 and 90,521.98 is: 124,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,137.41 : 223,740.28 = 90,521.98 : x
  2. Step 2: Convert to fraction form
    162,137.41/223,740.28 = 90,521.98/x
  3. Step 3: Cross multiply
    162,137.41x = 223,740.28 × 90,521.98
  4. Step 4: Simplify right side
    162,137.41x = 20,253,413,151.35
  5. Step 5: Solve for x
    x = 20,253,413,151.35/162,137.41
  6. Step 6: Final answer
    x = 124,915.11

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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.