Home / 98,256.42-135,599.40-55,823.76

Finding the Fourth Proportional to 98,256.42, 135,599.40 and 55,823.76

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Solution

The fourth proportional to 98,256.42, 135,599.40 and 55,823.76 is: 77,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,256.42 : 135,599.40 = 55,823.76 : x
  2. Step 2: Convert to fraction form
    98,256.42/135,599.40 = 55,823.76/x
  3. Step 3: Cross multiply
    98,256.42x = 135,599.40 × 55,823.76
  4. Step 4: Simplify right side
    98,256.42x = 7,569,668,361.74
  5. Step 5: Solve for x
    x = 7,569,668,361.74/98,256.42
  6. Step 6: Final answer
    x = 77,039.94

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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.