Home / 213,541.84-294,717-122,895.96

Finding the Fourth Proportional to 213,541.84, 294,717 and 122,895.96

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Solution

The fourth proportional to 213,541.84, 294,717 and 122,895.96 is: 169,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,541.84 : 294,717 = 122,895.96 : x
  2. Step 2: Convert to fraction form
    213,541.84/294,717 = 122,895.96/x
  3. Step 3: Cross multiply
    213,541.84x = 294,717 × 122,895.96
  4. Step 4: Simplify right side
    213,541.84x = 36,219,528,643.32
  5. Step 5: Solve for x
    x = 36,219,528,643.32/213,541.84
  6. Step 6: Final answer
    x = 169,613.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.