Home / 104,059.49-143,602.54-56,312.84

Finding the Fourth Proportional to 104,059.49, 143,602.54 and 56,312.84

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Solution

The fourth proportional to 104,059.49, 143,602.54 and 56,312.84 is: 77,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,059.49 : 143,602.54 = 56,312.84 : x
  2. Step 2: Convert to fraction form
    104,059.49/143,602.54 = 56,312.84/x
  3. Step 3: Cross multiply
    104,059.49x = 143,602.54 × 56,312.84
  4. Step 4: Simplify right side
    104,059.49x = 8,086,667,076.84
  5. Step 5: Solve for x
    x = 8,086,667,076.84/104,059.49
  6. Step 6: Final answer
    x = 77,711.96

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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.