Home / 64,068.48-88,403.76-35,774.28

Finding the Fourth Proportional to 64,068.48, 88,403.76 and 35,774.28

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Solution

The fourth proportional to 64,068.48, 88,403.76 and 35,774.28 is: 49,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,068.48 : 88,403.76 = 35,774.28 : x
  2. Step 2: Convert to fraction form
    64,068.48/88,403.76 = 35,774.28/x
  3. Step 3: Cross multiply
    64,068.48x = 88,403.76 × 35,774.28
  4. Step 4: Simplify right side
    64,068.48x = 3,162,580,863.29
  5. Step 5: Solve for x
    x = 3,162,580,863.29/64,068.48
  6. Step 6: Final answer
    x = 49,362.51

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1.5x scale

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.