Home / 76,973.58-106,283.61-59,040.18

Finding the Fourth Proportional to 76,973.58, 106,283.61 and 59,040.18

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Solution

The fourth proportional to 76,973.58, 106,283.61 and 59,040.18 is: 81,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,973.58 : 106,283.61 = 59,040.18 : x
  2. Step 2: Convert to fraction form
    76,973.58/106,283.61 = 59,040.18/x
  3. Step 3: Cross multiply
    76,973.58x = 106,283.61 × 59,040.18
  4. Step 4: Simplify right side
    76,973.58x = 6,275,003,465.45
  5. Step 5: Solve for x
    x = 6,275,003,465.45/76,973.58
  6. Step 6: Final answer
    x = 81,521.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.