Home / 104,252-143,867.68-56,505.36

Finding the Fourth Proportional to 104,252, 143,867.68 and 56,505.36

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Solution

The fourth proportional to 104,252, 143,867.68 and 56,505.36 is: 77,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,252 : 143,867.68 = 56,505.36 : x
  2. Step 2: Convert to fraction form
    104,252/143,867.68 = 56,505.36/x
  3. Step 3: Cross multiply
    104,252x = 143,867.68 × 56,505.36
  4. Step 4: Simplify right side
    104,252x = 8,129,295,050.76
  5. Step 5: Solve for x
    x = 8,129,295,050.76/104,252
  6. Step 6: Final answer
    x = 77,977.35

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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.