Home / 124,500.92-171,804.36-70,778.48

Finding the Fourth Proportional to 124,500.92, 171,804.36 and 70,778.48

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Solution

The fourth proportional to 124,500.92, 171,804.36 and 70,778.48 is: 97,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,500.92 : 171,804.36 = 70,778.48 : x
  2. Step 2: Convert to fraction form
    124,500.92/171,804.36 = 70,778.48/x
  3. Step 3: Cross multiply
    124,500.92x = 171,804.36 × 70,778.48
  4. Step 4: Simplify right side
    124,500.92x = 12,160,051,458.17
  5. Step 5: Solve for x
    x = 12,160,051,458.17/124,500.92
  6. Step 6: Final answer
    x = 97,670.37

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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.