Home / 194,038.84-267,806.28-112,355.20

Finding the Fourth Proportional to 194,038.84, 267,806.28 and 112,355.20

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Solution

The fourth proportional to 194,038.84, 267,806.28 and 112,355.20 is: 155,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,038.84 : 267,806.28 = 112,355.20 : x
  2. Step 2: Convert to fraction form
    194,038.84/267,806.28 = 112,355.20/x
  3. Step 3: Cross multiply
    194,038.84x = 267,806.28 × 112,355.20
  4. Step 4: Simplify right side
    194,038.84x = 30,089,428,150.66
  5. Step 5: Solve for x
    x = 30,089,428,150.66/194,038.84
  6. Step 6: Final answer
    x = 155,069.10

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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.