Home / 91,766.04-126,635.58-53,547.84

Finding the Fourth Proportional to 91,766.04, 126,635.58 and 53,547.84

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Solution

The fourth proportional to 91,766.04, 126,635.58 and 53,547.84 is: 73,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,766.04 : 126,635.58 = 53,547.84 : x
  2. Step 2: Convert to fraction form
    91,766.04/126,635.58 = 53,547.84/x
  3. Step 3: Cross multiply
    91,766.04x = 126,635.58 × 53,547.84
  4. Step 4: Simplify right side
    91,766.04x = 6,781,061,776.15
  5. Step 5: Solve for x
    x = 6,781,061,776.15/91,766.04
  6. Step 6: Final answer
    x = 73,895.11

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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.