Home / 53,678.15-74,072.10-29,802.93

Finding the Fourth Proportional to 53,678.15, 74,072.10 and 29,802.93

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Solution

The fourth proportional to 53,678.15, 74,072.10 and 29,802.93 is: 41,125.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,678.15 : 74,072.10 = 29,802.93 : x
  2. Step 2: Convert to fraction form
    53,678.15/74,072.10 = 29,802.93/x
  3. Step 3: Cross multiply
    53,678.15x = 74,072.10 × 29,802.93
  4. Step 4: Simplify right side
    53,678.15x = 2,207,565,611.25
  5. Step 5: Solve for x
    x = 2,207,565,611.25/53,678.15
  6. Step 6: Final answer
    x = 41,125.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.