Home / 254,275.81-350,905.07-139,565.18

Finding the Fourth Proportional to 254,275.81, 350,905.07 and 139,565.18

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Solution

The fourth proportional to 254,275.81, 350,905.07 and 139,565.18 is: 192,602.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,275.81 : 350,905.07 = 139,565.18 : x
  2. Step 2: Convert to fraction form
    254,275.81/350,905.07 = 139,565.18/x
  3. Step 3: Cross multiply
    254,275.81x = 350,905.07 × 139,565.18
  4. Step 4: Simplify right side
    254,275.81x = 48,974,128,559.64
  5. Step 5: Solve for x
    x = 48,974,128,559.64/254,275.81
  6. Step 6: Final answer
    x = 192,602.39

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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.