Home / 212,038.34-318,165.13-141,010.38

Finding the Fourth Proportional to 212,038.34, 318,165.13 and 141,010.38

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Solution

The fourth proportional to 212,038.34, 318,165.13 and 141,010.38 is: 211,587.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,038.34 : 318,165.13 = 141,010.38 : x
  2. Step 2: Convert to fraction form
    212,038.34/318,165.13 = 141,010.38/x
  3. Step 3: Cross multiply
    212,038.34x = 318,165.13 × 141,010.38
  4. Step 4: Simplify right side
    212,038.34x = 44,864,585,884.05
  5. Step 5: Solve for x
    x = 44,864,585,884.05/212,038.34
  6. Step 6: Final answer
    x = 211,587.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.