Home / 272,411.29-375,922.43-151,552.20

Finding the Fourth Proportional to 272,411.29, 375,922.43 and 151,552.20

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Solution

The fourth proportional to 272,411.29, 375,922.43 and 151,552.20 is: 209,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,411.29 : 375,922.43 = 151,552.20 : x
  2. Step 2: Convert to fraction form
    272,411.29/375,922.43 = 151,552.20/x
  3. Step 3: Cross multiply
    272,411.29x = 375,922.43 × 151,552.20
  4. Step 4: Simplify right side
    272,411.29x = 56,971,868,658.47
  5. Step 5: Solve for x
    x = 56,971,868,658.47/272,411.29
  6. Step 6: Final answer
    x = 209,139.16

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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.