Home / 196,007.34-270,501.93-115,488.53

Finding the Fourth Proportional to 196,007.34, 270,501.93 and 115,488.53

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Solution

The fourth proportional to 196,007.34, 270,501.93 and 115,488.53 is: 159,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,007.34 : 270,501.93 = 115,488.53 : x
  2. Step 2: Convert to fraction form
    196,007.34/270,501.93 = 115,488.53/x
  3. Step 3: Cross multiply
    196,007.34x = 270,501.93 × 115,488.53
  4. Step 4: Simplify right side
    196,007.34x = 31,239,868,905.35
  5. Step 5: Solve for x
    x = 31,239,868,905.35/196,007.34
  6. Step 6: Final answer
    x = 159,381.12

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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.