Home / 214,011.47-321,041.81-125,265.74

Finding the Fourth Proportional to 214,011.47, 321,041.81 and 125,265.74

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Solution

The fourth proportional to 214,011.47, 321,041.81 and 125,265.74 is: 187,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,011.47 : 321,041.81 = 125,265.74 : x
  2. Step 2: Convert to fraction form
    214,011.47/321,041.81 = 125,265.74/x
  3. Step 3: Cross multiply
    214,011.47x = 321,041.81 × 125,265.74
  4. Step 4: Simplify right side
    214,011.47x = 40,215,537,669.05
  5. Step 5: Solve for x
    x = 40,215,537,669.05/214,011.47
  6. Step 6: Final answer
    x = 187,913.01

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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.