Home / 371,781.24-557,670.71-105,541.94

Finding the Fourth Proportional to 371,781.24, 557,670.71 and 105,541.94

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Solution

The fourth proportional to 371,781.24, 557,670.71 and 105,541.94 is: 158,312.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,781.24 : 557,670.71 = 105,541.94 : x
  2. Step 2: Convert to fraction form
    371,781.24/557,670.71 = 105,541.94/x
  3. Step 3: Cross multiply
    371,781.24x = 557,670.71 × 105,541.94
  4. Step 4: Simplify right side
    371,781.24x = 58,857,646,090.08
  5. Step 5: Solve for x
    x = 58,857,646,090.08/371,781.24
  6. Step 6: Final answer
    x = 158,312.58

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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.