Home / 190,065.90-262,291.64-102,851.01

Finding the Fourth Proportional to 190,065.90, 262,291.64 and 102,851.01

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Solution

The fourth proportional to 190,065.90, 262,291.64 and 102,851.01 is: 141,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,065.90 : 262,291.64 = 102,851.01 : x
  2. Step 2: Convert to fraction form
    190,065.90/262,291.64 = 102,851.01/x
  3. Step 3: Cross multiply
    190,065.90x = 262,291.64 × 102,851.01
  4. Step 4: Simplify right side
    190,065.90x = 26,976,960,088.56
  5. Step 5: Solve for x
    x = 26,976,960,088.56/190,065.90
  6. Step 6: Final answer
    x = 141,934.77

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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.