Home / 212,811.49-319,263.93-63,063.50

Finding the Fourth Proportional to 212,811.49, 319,263.93 and 63,063.50

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Solution

The fourth proportional to 212,811.49, 319,263.93 and 63,063.50 is: 94,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,811.49 : 319,263.93 = 63,063.50 : x
  2. Step 2: Convert to fraction form
    212,811.49/319,263.93 = 63,063.50/x
  3. Step 3: Cross multiply
    212,811.49x = 319,263.93 × 63,063.50
  4. Step 4: Simplify right side
    212,811.49x = 20,133,899,253.24
  5. Step 5: Solve for x
    x = 20,133,899,253.24/212,811.49
  6. Step 6: Final answer
    x = 94,609.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.