Home / 66,210.06-91,366.02-35,995.14

Finding the Fourth Proportional to 66,210.06, 91,366.02 and 35,995.14

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Solution

The fourth proportional to 66,210.06, 91,366.02 and 35,995.14 is: 49,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,210.06 : 91,366.02 = 35,995.14 : x
  2. Step 2: Convert to fraction form
    66,210.06/91,366.02 = 35,995.14/x
  3. Step 3: Cross multiply
    66,210.06x = 91,366.02 × 35,995.14
  4. Step 4: Simplify right side
    66,210.06x = 3,288,732,681.14
  5. Step 5: Solve for x
    x = 3,288,732,681.14/66,210.06
  6. Step 6: Final answer
    x = 49,671.19

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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.