Home / 51,779.31-77,290.95-44,430.99

Finding the Fourth Proportional to 51,779.31, 77,290.95 and 44,430.99

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Solution

The fourth proportional to 51,779.31, 77,290.95 and 44,430.99 is: 66,322.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,779.31 : 77,290.95 = 44,430.99 : x
  2. Step 2: Convert to fraction form
    51,779.31/77,290.95 = 44,430.99/x
  3. Step 3: Cross multiply
    51,779.31x = 77,290.95 × 44,430.99
  4. Step 4: Simplify right side
    51,779.31x = 3,434,113,426.54
  5. Step 5: Solve for x
    x = 3,434,113,426.54/51,779.31
  6. Step 6: Final answer
    x = 66,322.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.