Home / 375,943.05-563,913.23-91,630.35

Finding the Fourth Proportional to 375,943.05, 563,913.23 and 91,630.35

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Solution

The fourth proportional to 375,943.05, 563,913.23 and 91,630.35 is: 137,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,943.05 : 563,913.23 = 91,630.35 : x
  2. Step 2: Convert to fraction form
    375,943.05/563,913.23 = 91,630.35/x
  3. Step 3: Cross multiply
    375,943.05x = 563,913.23 × 91,630.35
  4. Step 4: Simplify right side
    375,943.05x = 51,671,566,176.38
  5. Step 5: Solve for x
    x = 51,671,566,176.38/375,943.05
  6. Step 6: Final answer
    x = 137,445.20

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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.