Home / 131,015.17-196,547.19-42,259.42

Finding the Fourth Proportional to 131,015.17, 196,547.19 and 42,259.42

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Solution

The fourth proportional to 131,015.17, 196,547.19 and 42,259.42 is: 63,397.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,015.17 : 196,547.19 = 42,259.42 : x
  2. Step 2: Convert to fraction form
    131,015.17/196,547.19 = 42,259.42/x
  3. Step 3: Cross multiply
    131,015.17x = 196,547.19 × 42,259.42
  4. Step 4: Simplify right side
    131,015.17x = 8,305,970,252.03
  5. Step 5: Solve for x
    x = 8,305,970,252.03/131,015.17
  6. Step 6: Final answer
    x = 63,397.01

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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.