Home / 136,501.47-204,774.21-47,753.01

Finding the Fourth Proportional to 136,501.47, 204,774.21 and 47,753.01

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Solution

The fourth proportional to 136,501.47, 204,774.21 and 47,753.01 is: 71,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,501.47 : 204,774.21 = 47,753.01 : x
  2. Step 2: Convert to fraction form
    136,501.47/204,774.21 = 47,753.01/x
  3. Step 3: Cross multiply
    136,501.47x = 204,774.21 × 47,753.01
  4. Step 4: Simplify right side
    136,501.47x = 9,778,584,897.87
  5. Step 5: Solve for x
    x = 9,778,584,897.87/136,501.47
  6. Step 6: Final answer
    x = 71,637.21

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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.