Home / 108,953.04-163,425.12-30,065.25

Finding the Fourth Proportional to 108,953.04, 163,425.12 and 30,065.25

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Solution

The fourth proportional to 108,953.04, 163,425.12 and 30,065.25 is: 45,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,953.04 : 163,425.12 = 30,065.25 : x
  2. Step 2: Convert to fraction form
    108,953.04/163,425.12 = 30,065.25/x
  3. Step 3: Cross multiply
    108,953.04x = 163,425.12 × 30,065.25
  4. Step 4: Simplify right side
    108,953.04x = 4,913,417,089.08
  5. Step 5: Solve for x
    x = 4,913,417,089.08/108,953.04
  6. Step 6: Final answer
    x = 45,096.65

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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.