Home / 293,113.16-439,590.64-103,548.57

Finding the Fourth Proportional to 293,113.16, 439,590.64 and 103,548.57

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Solution

The fourth proportional to 293,113.16, 439,590.64 and 103,548.57 is: 155,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,113.16 : 439,590.64 = 103,548.57 : x
  2. Step 2: Convert to fraction form
    293,113.16/439,590.64 = 103,548.57/x
  3. Step 3: Cross multiply
    293,113.16x = 439,590.64 × 103,548.57
  4. Step 4: Simplify right side
    293,113.16x = 45,518,982,157.38
  5. Step 5: Solve for x
    x = 45,518,982,157.38/293,113.16
  6. Step 6: Final answer
    x = 155,294.91

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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.