Home / 358,327.86-537,569.54-109,003.38

Finding the Fourth Proportional to 358,327.86, 537,569.54 and 109,003.38

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Solution

The fourth proportional to 358,327.86, 537,569.54 and 109,003.38 is: 163,528.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,327.86 : 537,569.54 = 109,003.38 : x
  2. Step 2: Convert to fraction form
    358,327.86/537,569.54 = 109,003.38/x
  3. Step 3: Cross multiply
    358,327.86x = 537,569.54 × 109,003.38
  4. Step 4: Simplify right side
    358,327.86x = 58,596,896,845.05
  5. Step 5: Solve for x
    x = 58,596,896,845.05/358,327.86
  6. Step 6: Final answer
    x = 163,528.72

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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.