Home / 90,273.58-135,428.60-62,207.08

Finding the Fourth Proportional to 90,273.58, 135,428.60 and 62,207.08

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Solution

The fourth proportional to 90,273.58, 135,428.60 and 62,207.08 is: 93,323.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,273.58 : 135,428.60 = 62,207.08 : x
  2. Step 2: Convert to fraction form
    90,273.58/135,428.60 = 62,207.08/x
  3. Step 3: Cross multiply
    90,273.58x = 135,428.60 × 62,207.08
  4. Step 4: Simplify right side
    90,273.58x = 8,424,617,754.49
  5. Step 5: Solve for x
    x = 8,424,617,754.49/90,273.58
  6. Step 6: Final answer
    x = 93,323.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.