Home / 56,354.78-77,751.96-32,478.19

Finding the Fourth Proportional to 56,354.78, 77,751.96 and 32,478.19

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Solution

The fourth proportional to 56,354.78, 77,751.96 and 32,478.19 is: 44,809.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,354.78 : 77,751.96 = 32,478.19 : x
  2. Step 2: Convert to fraction form
    56,354.78/77,751.96 = 32,478.19/x
  3. Step 3: Cross multiply
    56,354.78x = 77,751.96 × 32,478.19
  4. Step 4: Simplify right side
    56,354.78x = 2,525,242,929.75
  5. Step 5: Solve for x
    x = 2,525,242,929.75/56,354.78
  6. Step 6: Final answer
    x = 44,809.74

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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.