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Finding the Fourth Proportional to 292,676.34, 439,004.48 and 124,088.10

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Solution

The fourth proportional to 292,676.34, 439,004.48 and 124,088.10 is: 186,127.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,676.34 : 439,004.48 = 124,088.10 : x
  2. Step 2: Convert to fraction form
    292,676.34/439,004.48 = 124,088.10/x
  3. Step 3: Cross multiply
    292,676.34x = 439,004.48 × 124,088.10
  4. Step 4: Simplify right side
    292,676.34x = 54,475,233,064.37
  5. Step 5: Solve for x
    x = 54,475,233,064.37/292,676.34
  6. Step 6: Final answer
    x = 186,127.90

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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.