Home / 188,810.68-260,426.04-124,259.35

Finding the Fourth Proportional to 188,810.68, 260,426.04 and 124,259.35

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Solution

The fourth proportional to 188,810.68, 260,426.04 and 124,259.35 is: 171,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,810.68 : 260,426.04 = 124,259.35 : x
  2. Step 2: Convert to fraction form
    188,810.68/260,426.04 = 124,259.35/x
  3. Step 3: Cross multiply
    188,810.68x = 260,426.04 × 124,259.35
  4. Step 4: Simplify right side
    188,810.68x = 32,360,370,453.47
  5. Step 5: Solve for x
    x = 32,360,370,453.47/188,810.68
  6. Step 6: Final answer
    x = 171,390.57

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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.