Home / 131,547.96-197,324.34-42,801.12

Finding the Fourth Proportional to 131,547.96, 197,324.34 and 42,801.12

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Solution

The fourth proportional to 131,547.96, 197,324.34 and 42,801.12 is: 64,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,547.96 : 197,324.34 = 42,801.12 : x
  2. Step 2: Convert to fraction form
    131,547.96/197,324.34 = 42,801.12/x
  3. Step 3: Cross multiply
    131,547.96x = 197,324.34 × 42,801.12
  4. Step 4: Simplify right side
    131,547.96x = 8,445,702,755.26
  5. Step 5: Solve for x
    x = 8,445,702,755.26/131,547.96
  6. Step 6: Final answer
    x = 64,202.46

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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.