Home / 152,228.90-210,076.28-84,250.56

Finding the Fourth Proportional to 152,228.90, 210,076.28 and 84,250.56

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Solution

The fourth proportional to 152,228.90, 210,076.28 and 84,250.56 is: 116,266.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,228.90 : 210,076.28 = 84,250.56 : x
  2. Step 2: Convert to fraction form
    152,228.90/210,076.28 = 84,250.56/x
  3. Step 3: Cross multiply
    152,228.90x = 210,076.28 × 84,250.56
  4. Step 4: Simplify right side
    152,228.90x = 17,699,045,389.10
  5. Step 5: Solve for x
    x = 17,699,045,389.10/152,228.90
  6. Step 6: Final answer
    x = 116,266.00

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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.