Home / 95,312.69-142,970.07-28,753.40

Finding the Fourth Proportional to 95,312.69, 142,970.07 and 28,753.40

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Solution

The fourth proportional to 95,312.69, 142,970.07 and 28,753.40 is: 43,130.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,312.69 : 142,970.07 = 28,753.40 : x
  2. Step 2: Convert to fraction form
    95,312.69/142,970.07 = 28,753.40/x
  3. Step 3: Cross multiply
    95,312.69x = 142,970.07 × 28,753.40
  4. Step 4: Simplify right side
    95,312.69x = 4,110,875,324.20
  5. Step 5: Solve for x
    x = 4,110,875,324.20/95,312.69
  6. Step 6: Final answer
    x = 43,130.41

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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.