Home / 105,216.75-157,825.53-26,330.76

Finding the Fourth Proportional to 105,216.75, 157,825.53 and 26,330.76

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Solution

The fourth proportional to 105,216.75, 157,825.53 and 26,330.76 is: 39,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,216.75 : 157,825.53 = 26,330.76 : x
  2. Step 2: Convert to fraction form
    105,216.75/157,825.53 = 26,330.76/x
  3. Step 3: Cross multiply
    105,216.75x = 157,825.53 × 26,330.76
  4. Step 4: Simplify right side
    105,216.75x = 4,155,666,152.30
  5. Step 5: Solve for x
    x = 4,155,666,152.30/105,216.75
  6. Step 6: Final answer
    x = 39,496.24

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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.