Home / 126,159.60-189,275.92-37,415.24

Finding the Fourth Proportional to 126,159.60, 189,275.92 and 37,415.24

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Solution

The fourth proportional to 126,159.60, 189,275.92 and 37,415.24 is: 56,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,159.60 : 189,275.92 = 37,415.24 : x
  2. Step 2: Convert to fraction form
    126,159.60/189,275.92 = 37,415.24/x
  3. Step 3: Cross multiply
    126,159.60x = 189,275.92 × 37,415.24
  4. Step 4: Simplify right side
    126,159.60x = 7,081,803,973.02
  5. Step 5: Solve for x
    x = 7,081,803,973.02/126,159.60
  6. Step 6: Final answer
    x = 56,133.69

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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.