Home / 83,185.46-124,782.93-27,030.36

Finding the Fourth Proportional to 83,185.46, 124,782.93 and 27,030.36

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Solution

The fourth proportional to 83,185.46, 124,782.93 and 27,030.36 is: 40,547.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,185.46 : 124,782.93 = 27,030.36 : x
  2. Step 2: Convert to fraction form
    83,185.46/124,782.93 = 27,030.36/x
  3. Step 3: Cross multiply
    83,185.46x = 124,782.93 × 27,030.36
  4. Step 4: Simplify right side
    83,185.46x = 3,372,927,285.79
  5. Step 5: Solve for x
    x = 3,372,927,285.79/83,185.46
  6. Step 6: Final answer
    x = 40,547.08

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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.