Home / 66,632.10-99,948.96-37,237.20

Finding the Fourth Proportional to 66,632.10, 99,948.96 and 37,237.20

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Solution

The fourth proportional to 66,632.10, 99,948.96 and 37,237.20 is: 55,856.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,632.10 : 99,948.96 = 37,237.20 : x
  2. Step 2: Convert to fraction form
    66,632.10/99,948.96 = 37,237.20/x
  3. Step 3: Cross multiply
    66,632.10x = 99,948.96 × 37,237.20
  4. Step 4: Simplify right side
    66,632.10x = 3,721,819,413.31
  5. Step 5: Solve for x
    x = 3,721,819,413.31/66,632.10
  6. Step 6: Final answer
    x = 55,856.25

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1.5x scale

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.