Home / 126,210.90-174,157.56-69,622.26

Finding the Fourth Proportional to 126,210.90, 174,157.56 and 69,622.26

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Solution

The fourth proportional to 126,210.90, 174,157.56 and 69,622.26 is: 96,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,210.90 : 174,157.56 = 69,622.26 : x
  2. Step 2: Convert to fraction form
    126,210.90/174,157.56 = 69,622.26/x
  3. Step 3: Cross multiply
    126,210.90x = 174,157.56 × 69,622.26
  4. Step 4: Simplify right side
    126,210.90x = 12,125,242,923.29
  5. Step 5: Solve for x
    x = 12,125,242,923.29/126,210.90
  6. Step 6: Final answer
    x = 96,071.28

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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.