Home / 98,262.74-135,606.21-55,828.46

Finding the Fourth Proportional to 98,262.74, 135,606.21 and 55,828.46

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Solution

The fourth proportional to 98,262.74, 135,606.21 and 55,828.46 is: 77,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,262.74 : 135,606.21 = 55,828.46 : x
  2. Step 2: Convert to fraction form
    98,262.74/135,606.21 = 55,828.46/x
  3. Step 3: Cross multiply
    98,262.74x = 135,606.21 × 55,828.46
  4. Step 4: Simplify right side
    98,262.74x = 7,570,685,870.74
  5. Step 5: Solve for x
    x = 7,570,685,870.74/98,262.74
  6. Step 6: Final answer
    x = 77,045.34

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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.