Home / 214,427.84-296,012-142,927.04

Finding the Fourth Proportional to 214,427.84, 296,012 and 142,927.04

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Solution

The fourth proportional to 214,427.84, 296,012 and 142,927.04 is: 197,307.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,427.84 : 296,012 = 142,927.04 : x
  2. Step 2: Convert to fraction form
    214,427.84/296,012 = 142,927.04/x
  3. Step 3: Cross multiply
    214,427.84x = 296,012 × 142,927.04
  4. Step 4: Simplify right side
    214,427.84x = 42,308,118,964.48
  5. Step 5: Solve for x
    x = 42,308,118,964.48/214,427.84
  6. Step 6: Final answer
    x = 197,307.02

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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.