Home / 254,276.81-350,906.45-139,566.18

Finding the Fourth Proportional to 254,276.81, 350,906.45 and 139,566.18

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Solution

The fourth proportional to 254,276.81, 350,906.45 and 139,566.18 is: 192,603.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,276.81 : 350,906.45 = 139,566.18 : x
  2. Step 2: Convert to fraction form
    254,276.81/350,906.45 = 139,566.18/x
  3. Step 3: Cross multiply
    254,276.81x = 350,906.45 × 139,566.18
  4. Step 4: Simplify right side
    254,276.81x = 48,974,672,066.03
  5. Step 5: Solve for x
    x = 48,974,672,066.03/254,276.81
  6. Step 6: Final answer
    x = 192,603.77

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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.