Home / 86,994.65-130,504.93-40,252.25

Finding the Fourth Proportional to 86,994.65, 130,504.93 and 40,252.25

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Solution

The fourth proportional to 86,994.65, 130,504.93 and 40,252.25 is: 60,384.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,994.65 : 130,504.93 = 40,252.25 : x
  2. Step 2: Convert to fraction form
    86,994.65/130,504.93 = 40,252.25/x
  3. Step 3: Cross multiply
    86,994.65x = 130,504.93 × 40,252.25
  4. Step 4: Simplify right side
    86,994.65x = 5,253,117,068.59
  5. Step 5: Solve for x
    x = 5,253,117,068.59/86,994.65
  6. Step 6: Final answer
    x = 60,384.37

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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.