Home / 369,313.85-553,959.83-153,150.77

Finding the Fourth Proportional to 369,313.85, 553,959.83 and 153,150.77

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Solution

The fourth proportional to 369,313.85, 553,959.83 and 153,150.77 is: 229,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,313.85 : 553,959.83 = 153,150.77 : x
  2. Step 2: Convert to fraction form
    369,313.85/553,959.83 = 153,150.77/x
  3. Step 3: Cross multiply
    369,313.85x = 553,959.83 × 153,150.77
  4. Step 4: Simplify right side
    369,313.85x = 84,839,376,281.35
  5. Step 5: Solve for x
    x = 84,839,376,281.35/369,313.85
  6. Step 6: Final answer
    x = 229,721.62

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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.