Home / 154,913.42-232,321.53-49,709

Finding the Fourth Proportional to 154,913.42, 232,321.53 and 49,709

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Solution

The fourth proportional to 154,913.42, 232,321.53 and 49,709 is: 74,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,913.42 : 232,321.53 = 49,709 : x
  2. Step 2: Convert to fraction form
    154,913.42/232,321.53 = 49,709/x
  3. Step 3: Cross multiply
    154,913.42x = 232,321.53 × 49,709
  4. Step 4: Simplify right side
    154,913.42x = 11,548,470,934.77
  5. Step 5: Solve for x
    x = 11,548,470,934.77/154,913.42
  6. Step 6: Final answer
    x = 74,547.91

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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.