Home / 401,434.34-602,151.78-101,937.38

Finding the Fourth Proportional to 401,434.34, 602,151.78 and 101,937.38

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Solution

The fourth proportional to 401,434.34, 602,151.78 and 101,937.38 is: 152,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,434.34 : 602,151.78 = 101,937.38 : x
  2. Step 2: Convert to fraction form
    401,434.34/602,151.78 = 101,937.38/x
  3. Step 3: Cross multiply
    401,434.34x = 602,151.78 × 101,937.38
  4. Step 4: Simplify right side
    401,434.34x = 61,381,774,815.54
  5. Step 5: Solve for x
    x = 61,381,774,815.54/401,434.34
  6. Step 6: Final answer
    x = 152,906.14

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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.