Home / 105,110.58-157,572.09-38,535.17

Finding the Fourth Proportional to 105,110.58, 157,572.09 and 38,535.17

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Solution

The fourth proportional to 105,110.58, 157,572.09 and 38,535.17 is: 57,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,110.58 : 157,572.09 = 38,535.17 : x
  2. Step 2: Convert to fraction form
    105,110.58/157,572.09 = 38,535.17/x
  3. Step 3: Cross multiply
    105,110.58x = 157,572.09 × 38,535.17
  4. Step 4: Simplify right side
    105,110.58x = 6,072,066,487.54
  5. Step 5: Solve for x
    x = 6,072,066,487.54/105,110.58
  6. Step 6: Final answer
    x = 57,768.37

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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.