Home / 152,773.17-210,823.80-84,786.19

Finding the Fourth Proportional to 152,773.17, 210,823.80 and 84,786.19

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Solution

The fourth proportional to 152,773.17, 210,823.80 and 84,786.19 is: 117,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,773.17 : 210,823.80 = 84,786.19 : x
  2. Step 2: Convert to fraction form
    152,773.17/210,823.80 = 84,786.19/x
  3. Step 3: Cross multiply
    152,773.17x = 210,823.80 × 84,786.19
  4. Step 4: Simplify right side
    152,773.17x = 17,874,946,763.32
  5. Step 5: Solve for x
    x = 17,874,946,763.32/152,773.17
  6. Step 6: Final answer
    x = 117,003.18

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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.