Home / 212,544.12-293,308.68-117,048.78

Finding the Fourth Proportional to 212,544.12, 293,308.68 and 117,048.78

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Solution

The fourth proportional to 212,544.12, 293,308.68 and 117,048.78 is: 161,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,544.12 : 293,308.68 = 117,048.78 : x
  2. Step 2: Convert to fraction form
    212,544.12/293,308.68 = 117,048.78/x
  3. Step 3: Cross multiply
    212,544.12x = 293,308.68 × 117,048.78
  4. Step 4: Simplify right side
    212,544.12x = 34,331,423,157.41
  5. Step 5: Solve for x
    x = 34,331,423,157.41/212,544.12
  6. Step 6: Final answer
    x = 161,526.10

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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.