Home / 53,570.21-80,368.70-37,806.02

Finding the Fourth Proportional to 53,570.21, 80,368.70 and 37,806.02

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Solution

The fourth proportional to 53,570.21, 80,368.70 and 37,806.02 is: 56,718.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,570.21 : 80,368.70 = 37,806.02 : x
  2. Step 2: Convert to fraction form
    53,570.21/80,368.70 = 37,806.02/x
  3. Step 3: Cross multiply
    53,570.21x = 80,368.70 × 37,806.02
  4. Step 4: Simplify right side
    53,570.21x = 3,038,420,277.73
  5. Step 5: Solve for x
    x = 3,038,420,277.73/53,570.21
  6. Step 6: Final answer
    x = 56,718.47

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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.