Home / 126,157.60-189,272.92-37,413.24

Finding the Fourth Proportional to 126,157.60, 189,272.92 and 37,413.24

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Solution

The fourth proportional to 126,157.60, 189,272.92 and 37,413.24 is: 56,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,157.60 : 189,272.92 = 37,413.24 : x
  2. Step 2: Convert to fraction form
    126,157.60/189,272.92 = 37,413.24/x
  3. Step 3: Cross multiply
    126,157.60x = 189,272.92 × 37,413.24
  4. Step 4: Simplify right side
    126,157.60x = 7,081,312,518.45
  5. Step 5: Solve for x
    x = 7,081,312,518.45/126,157.60
  6. Step 6: Final answer
    x = 56,130.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.