Home / 98,392.67-147,588.48-38,427.23

Finding the Fourth Proportional to 98,392.67, 147,588.48 and 38,427.23

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Solution

The fourth proportional to 98,392.67, 147,588.48 and 38,427.23 is: 57,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,392.67 : 147,588.48 = 38,427.23 : x
  2. Step 2: Convert to fraction form
    98,392.67/147,588.48 = 38,427.23/x
  3. Step 3: Cross multiply
    98,392.67x = 147,588.48 × 38,427.23
  4. Step 4: Simplify right side
    98,392.67x = 5,671,415,728.37
  5. Step 5: Solve for x
    x = 5,671,415,728.37/98,392.67
  6. Step 6: Final answer
    x = 57,640.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.