Home / 197,488.04-272,566.10-121,049.66

Finding the Fourth Proportional to 197,488.04, 272,566.10 and 121,049.66

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Solution

The fourth proportional to 197,488.04, 272,566.10 and 121,049.66 is: 167,068.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,488.04 : 272,566.10 = 121,049.66 : x
  2. Step 2: Convert to fraction form
    197,488.04/272,566.10 = 121,049.66/x
  3. Step 3: Cross multiply
    197,488.04x = 272,566.10 × 121,049.66
  4. Step 4: Simplify right side
    197,488.04x = 32,994,032,502.48
  5. Step 5: Solve for x
    x = 32,994,032,502.48/197,488.04
  6. Step 6: Final answer
    x = 167,068.51

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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.