Home / 52,191.51-78,290.00-39,731.07

Finding the Fourth Proportional to 52,191.51, 78,290.00 and 39,731.07

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Solution

The fourth proportional to 52,191.51, 78,290.00 and 39,731.07 is: 59,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,191.51 : 78,290.00 = 39,731.07 : x
  2. Step 2: Convert to fraction form
    52,191.51/78,290.00 = 39,731.07/x
  3. Step 3: Cross multiply
    52,191.51x = 78,290.00 × 39,731.07
  4. Step 4: Simplify right side
    52,191.51x = 3,110,545,271.64
  5. Step 5: Solve for x
    x = 3,110,545,271.64/52,191.51
  6. Step 6: Final answer
    x = 59,598.68

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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.