Home / 145,266.30-200,483.58-84,851.88

Finding the Fourth Proportional to 145,266.30, 200,483.58 and 84,851.88

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Solution

The fourth proportional to 145,266.30, 200,483.58 and 84,851.88 is: 117,104.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,266.30 : 200,483.58 = 84,851.88 : x
  2. Step 2: Convert to fraction form
    145,266.30/200,483.58 = 84,851.88/x
  3. Step 3: Cross multiply
    145,266.30x = 200,483.58 × 84,851.88
  4. Step 4: Simplify right side
    145,266.30x = 17,011,408,672.13
  5. Step 5: Solve for x
    x = 17,011,408,672.13/145,266.30
  6. Step 6: Final answer
    x = 117,104.99

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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.