Home / 251,925.27-347,631.15-155,113.77

Finding the Fourth Proportional to 251,925.27, 347,631.15 and 155,113.77

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Solution

The fourth proportional to 251,925.27, 347,631.15 and 155,113.77 is: 214,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,925.27 : 347,631.15 = 155,113.77 : x
  2. Step 2: Convert to fraction form
    251,925.27/347,631.15 = 155,113.77/x
  3. Step 3: Cross multiply
    251,925.27x = 347,631.15 × 155,113.77
  4. Step 4: Simplify right side
    251,925.27x = 53,922,378,245.94
  5. Step 5: Solve for x
    x = 53,922,378,245.94/251,925.27
  6. Step 6: Final answer
    x = 214,041.16

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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.