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Finding the Fourth Proportional to 364,800.06, 547,254.72 and 128,101.02

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Solution

The fourth proportional to 364,800.06, 547,254.72 and 128,101.02 is: 192,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,800.06 : 547,254.72 = 128,101.02 : x
  2. Step 2: Convert to fraction form
    364,800.06/547,254.72 = 128,101.02/x
  3. Step 3: Cross multiply
    364,800.06x = 547,254.72 × 128,101.02
  4. Step 4: Simplify right side
    364,800.06x = 70,103,887,831.81
  5. Step 5: Solve for x
    x = 70,103,887,831.81/364,800.06
  6. Step 6: Final answer
    x = 192,170.71

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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.