Home / 134,244.42-185,197.23-77,615.70

Finding the Fourth Proportional to 134,244.42, 185,197.23 and 77,615.70

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Solution

The fourth proportional to 134,244.42, 185,197.23 and 77,615.70 is: 107,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,244.42 : 185,197.23 = 77,615.70 : x
  2. Step 2: Convert to fraction form
    134,244.42/185,197.23 = 77,615.70/x
  3. Step 3: Cross multiply
    134,244.42x = 185,197.23 × 77,615.70
  4. Step 4: Simplify right side
    134,244.42x = 14,374,212,644.51
  5. Step 5: Solve for x
    x = 14,374,212,644.51/134,244.42
  6. Step 6: Final answer
    x = 107,074.94

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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.