Home / 172,428.02-237,948.33-96,976.52

Finding the Fourth Proportional to 172,428.02, 237,948.33 and 96,976.52

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Solution

The fourth proportional to 172,428.02, 237,948.33 and 96,976.52 is: 133,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,428.02 : 237,948.33 = 96,976.52 : x
  2. Step 2: Convert to fraction form
    172,428.02/237,948.33 = 96,976.52/x
  3. Step 3: Cross multiply
    172,428.02x = 237,948.33 × 96,976.52
  4. Step 4: Simplify right side
    172,428.02x = 23,075,400,983.21
  5. Step 5: Solve for x
    x = 23,075,400,983.21/172,428.02
  6. Step 6: Final answer
    x = 133,826.28

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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.