Home / 152,229.11-210,071.88-84,248.91

Finding the Fourth Proportional to 152,229.11, 210,071.88 and 84,248.91

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Solution

The fourth proportional to 152,229.11, 210,071.88 and 84,248.91 is: 116,261.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,229.11 : 210,071.88 = 84,248.91 : x
  2. Step 2: Convert to fraction form
    152,229.11/210,071.88 = 84,248.91/x
  3. Step 3: Cross multiply
    152,229.11x = 210,071.88 × 84,248.91
  4. Step 4: Simplify right side
    152,229.11x = 17,698,326,911.65
  5. Step 5: Solve for x
    x = 17,698,326,911.65/152,229.11
  6. Step 6: Final answer
    x = 116,261.12

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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.