Home / 124,215.20-186,322.86-39,975.35

Finding the Fourth Proportional to 124,215.20, 186,322.86 and 39,975.35

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Solution

The fourth proportional to 124,215.20, 186,322.86 and 39,975.35 is: 59,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,215.20 : 186,322.86 = 39,975.35 : x
  2. Step 2: Convert to fraction form
    124,215.20/186,322.86 = 39,975.35/x
  3. Step 3: Cross multiply
    124,215.20x = 186,322.86 × 39,975.35
  4. Step 4: Simplify right side
    124,215.20x = 7,448,321,541.50
  5. Step 5: Solve for x
    x = 7,448,321,541.50/124,215.20
  6. Step 6: Final answer
    x = 59,963.04

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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.