Home / 104,856.32-144,700.98-57,109.52

Finding the Fourth Proportional to 104,856.32, 144,700.98 and 57,109.52

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Solution

The fourth proportional to 104,856.32, 144,700.98 and 57,109.52 is: 78,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,856.32 : 144,700.98 = 57,109.52 : x
  2. Step 2: Convert to fraction form
    104,856.32/144,700.98 = 57,109.52/x
  3. Step 3: Cross multiply
    104,856.32x = 144,700.98 × 57,109.52
  4. Step 4: Simplify right side
    104,856.32x = 8,263,803,511.33
  5. Step 5: Solve for x
    x = 8,263,803,511.33/104,856.32
  6. Step 6: Final answer
    x = 78,810.73

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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.