Home / 92,875.96-128,170.35-52,588.66

Finding the Fourth Proportional to 92,875.96, 128,170.35 and 52,588.66

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Solution

The fourth proportional to 92,875.96, 128,170.35 and 52,588.66 is: 72,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,875.96 : 128,170.35 = 52,588.66 : x
  2. Step 2: Convert to fraction form
    92,875.96/128,170.35 = 52,588.66/x
  3. Step 3: Cross multiply
    92,875.96x = 128,170.35 × 52,588.66
  4. Step 4: Simplify right side
    92,875.96x = 6,740,306,958.23
  5. Step 5: Solve for x
    x = 6,740,306,958.23/92,875.96
  6. Step 6: Final answer
    x = 72,573.21

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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.