Home / 124,080.40-186,120.60-50,208.40

Finding the Fourth Proportional to 124,080.40, 186,120.60 and 50,208.40

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Solution

The fourth proportional to 124,080.40, 186,120.60 and 50,208.40 is: 75,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,080.40 : 186,120.60 = 50,208.40 : x
  2. Step 2: Convert to fraction form
    124,080.40/186,120.60 = 50,208.40/x
  3. Step 3: Cross multiply
    124,080.40x = 186,120.60 × 50,208.40
  4. Step 4: Simplify right side
    124,080.40x = 9,344,817,533.04
  5. Step 5: Solve for x
    x = 9,344,817,533.04/124,080.40
  6. Step 6: Final answer
    x = 75,312.60

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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.