Home / 263,547.04-363,690.50-142,687.35

Finding the Fourth Proportional to 263,547.04, 363,690.50 and 142,687.35

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Solution

The fourth proportional to 263,547.04, 363,690.50 and 142,687.35 is: 196,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,547.04 : 363,690.50 = 142,687.35 : x
  2. Step 2: Convert to fraction form
    263,547.04/363,690.50 = 142,687.35/x
  3. Step 3: Cross multiply
    263,547.04x = 363,690.50 × 142,687.35
  4. Step 4: Simplify right side
    263,547.04x = 51,894,033,665.18
  5. Step 5: Solve for x
    x = 51,894,033,665.18/263,547.04
  6. Step 6: Final answer
    x = 196,906.15

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1.5x scale

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.