Home / 237,828.79-328,213.98-142,317.10

Finding the Fourth Proportional to 237,828.79, 328,213.98 and 142,317.10

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Solution

The fourth proportional to 237,828.79, 328,213.98 and 142,317.10 is: 196,403.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,828.79 : 328,213.98 = 142,317.10 : x
  2. Step 2: Convert to fraction form
    237,828.79/328,213.98 = 142,317.10/x
  3. Step 3: Cross multiply
    237,828.79x = 328,213.98 × 142,317.10
  4. Step 4: Simplify right side
    237,828.79x = 46,710,459,460.40
  5. Step 5: Solve for x
    x = 46,710,459,460.40/237,828.79
  6. Step 6: Final answer
    x = 196,403.73

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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.