Home / 272,870.10-376,567.38-152,013.38

Finding the Fourth Proportional to 272,870.10, 376,567.38 and 152,013.38

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Solution

The fourth proportional to 272,870.10, 376,567.38 and 152,013.38 is: 209,782.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,870.10 : 376,567.38 = 152,013.38 : x
  2. Step 2: Convert to fraction form
    272,870.10/376,567.38 = 152,013.38/x
  3. Step 3: Cross multiply
    272,870.10x = 376,567.38 × 152,013.38
  4. Step 4: Simplify right side
    272,870.10x = 57,243,278,348.71
  5. Step 5: Solve for x
    x = 57,243,278,348.71/272,870.10
  6. Step 6: Final answer
    x = 209,782.16

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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.