Home / 91,511.64-137,254.44-35,378.18

Finding the Fourth Proportional to 91,511.64, 137,254.44 and 35,378.18

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Solution

The fourth proportional to 91,511.64, 137,254.44 and 35,378.18 is: 53,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,511.64 : 137,254.44 = 35,378.18 : x
  2. Step 2: Convert to fraction form
    91,511.64/137,254.44 = 35,378.18/x
  3. Step 3: Cross multiply
    91,511.64x = 137,254.44 × 35,378.18
  4. Step 4: Simplify right side
    91,511.64x = 4,855,812,284.12
  5. Step 5: Solve for x
    x = 4,855,812,284.12/91,511.64
  6. Step 6: Final answer
    x = 53,062.24

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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.