Home / 91,637.96-126,460.18-55,827.94

Finding the Fourth Proportional to 91,637.96, 126,460.18 and 55,827.94

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Solution

The fourth proportional to 91,637.96, 126,460.18 and 55,827.94 is: 77,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,637.96 : 126,460.18 = 55,827.94 : x
  2. Step 2: Convert to fraction form
    91,637.96/126,460.18 = 55,827.94/x
  3. Step 3: Cross multiply
    91,637.96x = 126,460.18 × 55,827.94
  4. Step 4: Simplify right side
    91,637.96x = 7,060,011,341.43
  5. Step 5: Solve for x
    x = 7,060,011,341.43/91,637.96
  6. Step 6: Final answer
    x = 77,042.43

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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.