Home / 282,369.06-423,605.52-92,840.10

Finding the Fourth Proportional to 282,369.06, 423,605.52 and 92,840.10

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Solution

The fourth proportional to 282,369.06, 423,605.52 and 92,840.10 is: 139,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,369.06 : 423,605.52 = 92,840.10 : x
  2. Step 2: Convert to fraction form
    282,369.06/423,605.52 = 92,840.10/x
  3. Step 3: Cross multiply
    282,369.06x = 423,605.52 × 92,840.10
  4. Step 4: Simplify right side
    282,369.06x = 39,327,578,837.35
  5. Step 5: Solve for x
    x = 39,327,578,837.35/282,369.06
  6. Step 6: Final answer
    x = 139,277.22

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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.