Home / 124,203.70-171,396.30-70,485.52

Finding the Fourth Proportional to 124,203.70, 171,396.30 and 70,485.52

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Solution

The fourth proportional to 124,203.70, 171,396.30 and 70,485.52 is: 97,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,203.70 : 171,396.30 = 70,485.52 : x
  2. Step 2: Convert to fraction form
    124,203.70/171,396.30 = 70,485.52/x
  3. Step 3: Cross multiply
    124,203.70x = 171,396.30 × 70,485.52
  4. Step 4: Simplify right side
    124,203.70x = 12,080,957,331.58
  5. Step 5: Solve for x
    x = 12,080,957,331.58/124,203.70
  6. Step 6: Final answer
    x = 97,267.29

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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.