Home / 76,053.36-114,179.40-61,068.48

Finding the Fourth Proportional to 76,053.36, 114,179.40 and 61,068.48

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Solution

The fourth proportional to 76,053.36, 114,179.40 and 61,068.48 is: 91,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,053.36 : 114,179.40 = 61,068.48 : x
  2. Step 2: Convert to fraction form
    76,053.36/114,179.40 = 61,068.48/x
  3. Step 3: Cross multiply
    76,053.36x = 114,179.40 × 61,068.48
  4. Step 4: Simplify right side
    76,053.36x = 6,972,762,405.31
  5. Step 5: Solve for x
    x = 6,972,762,405.31/76,053.36
  6. Step 6: Final answer
    x = 91,682.50

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1.5x scale

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.