Home / 369,185.76-553,542.06-155,895.90

Finding the Fourth Proportional to 369,185.76, 553,542.06 and 155,895.90

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Solution

The fourth proportional to 369,185.76, 553,542.06 and 155,895.90 is: 233,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,185.76 : 553,542.06 = 155,895.90 : x
  2. Step 2: Convert to fraction form
    369,185.76/553,542.06 = 155,895.90/x
  3. Step 3: Cross multiply
    369,185.76x = 553,542.06 × 155,895.90
  4. Step 4: Simplify right side
    369,185.76x = 86,294,937,631.55
  5. Step 5: Solve for x
    x = 86,294,937,631.55/369,185.76
  6. Step 6: Final answer
    x = 233,743.95

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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.