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Finding the Fourth Proportional to 172,483.02, 238,026.45 and 97,031.52

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Solution

The fourth proportional to 172,483.02, 238,026.45 and 97,031.52 is: 133,903.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,483.02 : 238,026.45 = 97,031.52 : x
  2. Step 2: Convert to fraction form
    172,483.02/238,026.45 = 97,031.52/x
  3. Step 3: Cross multiply
    172,483.02x = 238,026.45 × 97,031.52
  4. Step 4: Simplify right side
    172,483.02x = 23,096,068,243.70
  5. Step 5: Solve for x
    x = 23,096,068,243.70/172,483.02
  6. Step 6: Final answer
    x = 133,903.43

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1.5x scale

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.