Home / 163,020.89-224,855.03-157,534.22

Finding the Fourth Proportional to 163,020.89, 224,855.03 and 157,534.22

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Solution

The fourth proportional to 163,020.89, 224,855.03 and 157,534.22 is: 217,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,020.89 : 224,855.03 = 157,534.22 : x
  2. Step 2: Convert to fraction form
    163,020.89/224,855.03 = 157,534.22/x
  3. Step 3: Cross multiply
    163,020.89x = 224,855.03 × 157,534.22
  4. Step 4: Simplify right side
    163,020.89x = 35,422,359,852.18
  5. Step 5: Solve for x
    x = 35,422,359,852.18/163,020.89
  6. Step 6: Final answer
    x = 217,287.25

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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.