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Finding the Fourth Proportional to 220,283.04, 330,424.89 and 54,071.04

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Solution

The fourth proportional to 220,283.04, 330,424.89 and 54,071.04 is: 81,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,283.04 : 330,424.89 = 54,071.04 : x
  2. Step 2: Convert to fraction form
    220,283.04/330,424.89 = 54,071.04/x
  3. Step 3: Cross multiply
    220,283.04x = 330,424.89 × 54,071.04
  4. Step 4: Simplify right side
    220,283.04x = 17,866,417,444.19
  5. Step 5: Solve for x
    x = 17,866,417,444.19/220,283.04
  6. Step 6: Final answer
    x = 81,106.64

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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.