Home / 56,802.96-78,386.85-32,929.02

Finding the Fourth Proportional to 56,802.96, 78,386.85 and 32,929.02

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Solution

The fourth proportional to 56,802.96, 78,386.85 and 32,929.02 is: 45,441.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,802.96 : 78,386.85 = 32,929.02 : x
  2. Step 2: Convert to fraction form
    56,802.96/78,386.85 = 32,929.02/x
  3. Step 3: Cross multiply
    56,802.96x = 78,386.85 × 32,929.02
  4. Step 4: Simplify right side
    56,802.96x = 2,581,202,151.39
  5. Step 5: Solve for x
    x = 2,581,202,151.39/56,802.96
  6. Step 6: Final answer
    x = 45,441.33

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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.