Home / 109,113.68-163,670.54-30,227.95

Finding the Fourth Proportional to 109,113.68, 163,670.54 and 30,227.95

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Solution

The fourth proportional to 109,113.68, 163,670.54 and 30,227.95 is: 45,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,113.68 : 163,670.54 = 30,227.95 : x
  2. Step 2: Convert to fraction form
    109,113.68/163,670.54 = 30,227.95/x
  3. Step 3: Cross multiply
    109,113.68x = 163,670.54 × 30,227.95
  4. Step 4: Simplify right side
    109,113.68x = 4,947,424,899.59
  5. Step 5: Solve for x
    x = 4,947,424,899.59/109,113.68
  6. Step 6: Final answer
    x = 45,341.93

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1.5x scale

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.