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Finding the Fourth Proportional to 172,254.34, 237,709.92 and 96,802.84

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Solution

The fourth proportional to 172,254.34, 237,709.92 and 96,802.84 is: 133,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,254.34 : 237,709.92 = 96,802.84 : x
  2. Step 2: Convert to fraction form
    172,254.34/237,709.92 = 96,802.84/x
  3. Step 3: Cross multiply
    172,254.34x = 237,709.92 × 96,802.84
  4. Step 4: Simplify right side
    172,254.34x = 23,010,995,352.17
  5. Step 5: Solve for x
    x = 23,010,995,352.17/172,254.34
  6. Step 6: Final answer
    x = 133,587.32

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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.