Home / 53,463.42-73,610.64-47,085.60

Finding the Fourth Proportional to 53,463.42, 73,610.64 and 47,085.60

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Solution

The fourth proportional to 53,463.42, 73,610.64 and 47,085.60 is: 64,829.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,463.42 : 73,610.64 = 47,085.60 : x
  2. Step 2: Convert to fraction form
    53,463.42/73,610.64 = 47,085.60/x
  3. Step 3: Cross multiply
    53,463.42x = 73,610.64 × 47,085.60
  4. Step 4: Simplify right side
    53,463.42x = 3,466,001,150.78
  5. Step 5: Solve for x
    x = 3,466,001,150.78/53,463.42
  6. Step 6: Final answer
    x = 64,829.39

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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.