Home / 53,302.84-73,560.90-45,779.56

Finding the Fourth Proportional to 53,302.84, 73,560.90 and 45,779.56

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Solution

The fourth proportional to 53,302.84, 73,560.90 and 45,779.56 is: 63,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,302.84 : 73,560.90 = 45,779.56 : x
  2. Step 2: Convert to fraction form
    53,302.84/73,560.90 = 45,779.56/x
  3. Step 3: Cross multiply
    53,302.84x = 73,560.90 × 45,779.56
  4. Step 4: Simplify right side
    53,302.84x = 3,367,585,635.20
  5. Step 5: Solve for x
    x = 3,367,585,635.20/53,302.84
  6. Step 6: Final answer
    x = 63,178.35

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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.