Home / 87,953.04-121,373.64-50,222.16

Finding the Fourth Proportional to 87,953.04, 121,373.64 and 50,222.16

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Solution

The fourth proportional to 87,953.04, 121,373.64 and 50,222.16 is: 69,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,953.04 : 121,373.64 = 50,222.16 : x
  2. Step 2: Convert to fraction form
    87,953.04/121,373.64 = 50,222.16/x
  3. Step 3: Cross multiply
    87,953.04x = 121,373.64 × 50,222.16
  4. Step 4: Simplify right side
    87,953.04x = 6,095,646,367.86
  5. Step 5: Solve for x
    x = 6,095,646,367.86/87,953.04
  6. Step 6: Final answer
    x = 69,305.69

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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.