Home / 201,943.40-302,911.66-59,788.06

Finding the Fourth Proportional to 201,943.40, 302,911.66 and 59,788.06

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Solution

The fourth proportional to 201,943.40, 302,911.66 and 59,788.06 is: 89,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,943.40 : 302,911.66 = 59,788.06 : x
  2. Step 2: Convert to fraction form
    201,943.40/302,911.66 = 59,788.06/x
  3. Step 3: Cross multiply
    201,943.40x = 302,911.66 × 59,788.06
  4. Step 4: Simplify right side
    201,943.40x = 18,110,500,502.78
  5. Step 5: Solve for x
    x = 18,110,500,502.78/201,943.40
  6. Step 6: Final answer
    x = 89,681.07

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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.