Home / 124,028.52-171,155.64-70,318.44

Finding the Fourth Proportional to 124,028.52, 171,155.64 and 70,318.44

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Solution

The fourth proportional to 124,028.52, 171,155.64 and 70,318.44 is: 97,037.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,028.52 : 171,155.64 = 70,318.44 : x
  2. Step 2: Convert to fraction form
    124,028.52/171,155.64 = 70,318.44/x
  3. Step 3: Cross multiply
    124,028.52x = 171,155.64 × 70,318.44
  4. Step 4: Simplify right side
    124,028.52x = 12,035,397,602.00
  5. Step 5: Solve for x
    x = 12,035,397,602.00/124,028.52
  6. Step 6: Final answer
    x = 97,037.34

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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.