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Finding the Fourth Proportional to 242,050.76, 334,041.87 and 134,618.49

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Solution

The fourth proportional to 242,050.76, 334,041.87 and 134,618.49 is: 185,780.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,050.76 : 334,041.87 = 134,618.49 : x
  2. Step 2: Convert to fraction form
    242,050.76/334,041.87 = 134,618.49/x
  3. Step 3: Cross multiply
    242,050.76x = 334,041.87 × 134,618.49
  4. Step 4: Simplify right side
    242,050.76x = 44,968,210,465.97
  5. Step 5: Solve for x
    x = 44,968,210,465.97/242,050.76
  6. Step 6: Final answer
    x = 185,780.08

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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.