Home / 136,209.50-204,313.91-64,916.03

Finding the Fourth Proportional to 136,209.50, 204,313.91 and 64,916.03

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Solution

The fourth proportional to 136,209.50, 204,313.91 and 64,916.03 is: 97,373.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,209.50 : 204,313.91 = 64,916.03 : x
  2. Step 2: Convert to fraction form
    136,209.50/204,313.91 = 64,916.03/x
  3. Step 3: Cross multiply
    136,209.50x = 204,313.91 × 64,916.03
  4. Step 4: Simplify right side
    136,209.50x = 13,263,248,097.18
  5. Step 5: Solve for x
    x = 13,263,248,097.18/136,209.50
  6. Step 6: Final answer
    x = 97,373.89

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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.