Home / 114,257.09-157,725.71-75,518.24

Finding the Fourth Proportional to 114,257.09, 157,725.71 and 75,518.24

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Solution

The fourth proportional to 114,257.09, 157,725.71 and 75,518.24 is: 104,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,257.09 : 157,725.71 = 75,518.24 : x
  2. Step 2: Convert to fraction form
    114,257.09/157,725.71 = 75,518.24/x
  3. Step 3: Cross multiply
    114,257.09x = 157,725.71 × 75,518.24
  4. Step 4: Simplify right side
    114,257.09x = 11,911,168,430.90
  5. Step 5: Solve for x
    x = 11,911,168,430.90/114,257.09
  6. Step 6: Final answer
    x = 104,248.83

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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.