Home / 124,189.90-186,228.79-35,422.32

Finding the Fourth Proportional to 124,189.90, 186,228.79 and 35,422.32

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Solution

The fourth proportional to 124,189.90, 186,228.79 and 35,422.32 is: 53,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,189.90 : 186,228.79 = 35,422.32 : x
  2. Step 2: Convert to fraction form
    124,189.90/186,228.79 = 35,422.32/x
  3. Step 3: Cross multiply
    124,189.90x = 186,228.79 × 35,422.32
  4. Step 4: Simplify right side
    124,189.90x = 6,596,655,792.59
  5. Step 5: Solve for x
    x = 6,596,655,792.59/124,189.90
  6. Step 6: Final answer
    x = 53,117.49

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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.