Home / 124,430.34-186,646.22-30,936.09

Finding the Fourth Proportional to 124,430.34, 186,646.22 and 30,936.09

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Solution

The fourth proportional to 124,430.34, 186,646.22 and 30,936.09 is: 46,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,430.34 : 186,646.22 = 30,936.09 : x
  2. Step 2: Convert to fraction form
    124,430.34/186,646.22 = 30,936.09/x
  3. Step 3: Cross multiply
    124,430.34x = 186,646.22 × 30,936.09
  4. Step 4: Simplify right side
    124,430.34x = 5,774,105,095.35
  5. Step 5: Solve for x
    x = 5,774,105,095.35/124,430.34
  6. Step 6: Final answer
    x = 46,404.32

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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.