Home / 126,145.17-189,263.31-62,960.31

Finding the Fourth Proportional to 126,145.17, 189,263.31 and 62,960.31

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Solution

The fourth proportional to 126,145.17, 189,263.31 and 62,960.31 is: 94,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,145.17 : 189,263.31 = 62,960.31 : x
  2. Step 2: Convert to fraction form
    126,145.17/189,263.31 = 62,960.31/x
  3. Step 3: Cross multiply
    126,145.17x = 189,263.31 × 62,960.31
  4. Step 4: Simplify right side
    126,145.17x = 11,916,076,669.23
  5. Step 5: Solve for x
    x = 11,916,076,669.23/126,145.17
  6. Step 6: Final answer
    x = 94,463.20

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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.