Home / 248,341.28-342,700.81-140,909.02

Finding the Fourth Proportional to 248,341.28, 342,700.81 and 140,909.02

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Solution

The fourth proportional to 248,341.28, 342,700.81 and 140,909.02 is: 194,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,341.28 : 342,700.81 = 140,909.02 : x
  2. Step 2: Convert to fraction form
    248,341.28/342,700.81 = 140,909.02/x
  3. Step 3: Cross multiply
    248,341.28x = 342,700.81 × 140,909.02
  4. Step 4: Simplify right side
    248,341.28x = 48,289,634,081.28
  5. Step 5: Solve for x
    x = 48,289,634,081.28/248,341.28
  6. Step 6: Final answer
    x = 194,448.68

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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.