Home / 163,031.40-244,547.10-92,172.60

Finding the Fourth Proportional to 163,031.40, 244,547.10 and 92,172.60

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Solution

The fourth proportional to 163,031.40, 244,547.10 and 92,172.60 is: 138,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,031.40 : 244,547.10 = 92,172.60 : x
  2. Step 2: Convert to fraction form
    163,031.40/244,547.10 = 92,172.60/x
  3. Step 3: Cross multiply
    163,031.40x = 244,547.10 × 92,172.60
  4. Step 4: Simplify right side
    163,031.40x = 22,540,542,029.46
  5. Step 5: Solve for x
    x = 22,540,542,029.46/163,031.40
  6. Step 6: Final answer
    x = 138,258.90

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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.