Home / 53,777.39-74,209.74-29,903.55

Finding the Fourth Proportional to 53,777.39, 74,209.74 and 29,903.55

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Solution

The fourth proportional to 53,777.39, 74,209.74 and 29,903.55 is: 41,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,777.39 : 74,209.74 = 29,903.55 : x
  2. Step 2: Convert to fraction form
    53,777.39/74,209.74 = 29,903.55/x
  3. Step 3: Cross multiply
    53,777.39x = 74,209.74 × 29,903.55
  4. Step 4: Simplify right side
    53,777.39x = 2,219,134,559.81
  5. Step 5: Solve for x
    x = 2,219,134,559.81/53,777.39
  6. Step 6: Final answer
    x = 41,265.20

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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.