Home / 110,899.36-153,058.40-70,630.48

Finding the Fourth Proportional to 110,899.36, 153,058.40 and 70,630.48

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Solution

The fourth proportional to 110,899.36, 153,058.40 and 70,630.48 is: 97,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,899.36 : 153,058.40 = 70,630.48 : x
  2. Step 2: Convert to fraction form
    110,899.36/153,058.40 = 70,630.48/x
  3. Step 3: Cross multiply
    110,899.36x = 153,058.40 × 70,630.48
  4. Step 4: Simplify right side
    110,899.36x = 10,810,588,260.03
  5. Step 5: Solve for x
    x = 10,810,588,260.03/110,899.36
  6. Step 6: Final answer
    x = 97,481.07

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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.