Home / 210,827.24-316,344.74-98,515.22

Finding the Fourth Proportional to 210,827.24, 316,344.74 and 98,515.22

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Solution

The fourth proportional to 210,827.24, 316,344.74 and 98,515.22 is: 147,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,827.24 : 316,344.74 = 98,515.22 : x
  2. Step 2: Convert to fraction form
    210,827.24/316,344.74 = 98,515.22/x
  3. Step 3: Cross multiply
    210,827.24x = 316,344.74 × 98,515.22
  4. Step 4: Simplify right side
    210,827.24x = 31,164,769,582.64
  5. Step 5: Solve for x
    x = 31,164,769,582.64/210,827.24
  6. Step 6: Final answer
    x = 147,821.36

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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.