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Finding the Fourth Proportional to 216,858.84, 325,482.66 and 181,541.22

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Solution

The fourth proportional to 216,858.84, 325,482.66 and 181,541.22 is: 272,474.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,858.84 : 325,482.66 = 181,541.22 : x
  2. Step 2: Convert to fraction form
    216,858.84/325,482.66 = 181,541.22/x
  3. Step 3: Cross multiply
    216,858.84x = 325,482.66 × 181,541.22
  4. Step 4: Simplify right side
    216,858.84x = 59,088,519,185.25
  5. Step 5: Solve for x
    x = 59,088,519,185.25/216,858.84
  6. Step 6: Final answer
    x = 272,474.57

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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.