Home / 223,151.14-307,953.93-122,551.30

Finding the Fourth Proportional to 223,151.14, 307,953.93 and 122,551.30

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Solution

The fourth proportional to 223,151.14, 307,953.93 and 122,551.30 is: 169,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,151.14 : 307,953.93 = 122,551.30 : x
  2. Step 2: Convert to fraction form
    223,151.14/307,953.93 = 122,551.30/x
  3. Step 3: Cross multiply
    223,151.14x = 307,953.93 × 122,551.30
  4. Step 4: Simplify right side
    223,151.14x = 37,740,154,461.61
  5. Step 5: Solve for x
    x = 37,740,154,461.61/223,151.14
  6. Step 6: Final answer
    x = 169,123.74

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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.