Home / 92,957.22-128,259.72-52,661.75

Finding the Fourth Proportional to 92,957.22, 128,259.72 and 52,661.75

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Solution

The fourth proportional to 92,957.22, 128,259.72 and 52,661.75 is: 72,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,957.22 : 128,259.72 = 52,661.75 : x
  2. Step 2: Convert to fraction form
    92,957.22/128,259.72 = 52,661.75/x
  3. Step 3: Cross multiply
    92,957.22x = 128,259.72 × 52,661.75
  4. Step 4: Simplify right side
    92,957.22x = 6,754,380,668.41
  5. Step 5: Solve for x
    x = 6,754,380,668.41/92,957.22
  6. Step 6: Final answer
    x = 72,661.17

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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.