Home / 57,075.23-78,795.49-34,419.96

Finding the Fourth Proportional to 57,075.23, 78,795.49 and 34,419.96

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Solution

The fourth proportional to 57,075.23, 78,795.49 and 34,419.96 is: 47,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,075.23 : 78,795.49 = 34,419.96 : x
  2. Step 2: Convert to fraction form
    57,075.23/78,795.49 = 34,419.96/x
  3. Step 3: Cross multiply
    57,075.23x = 78,795.49 × 34,419.96
  4. Step 4: Simplify right side
    57,075.23x = 2,712,137,613.98
  5. Step 5: Solve for x
    x = 2,712,137,613.98/57,075.23
  6. Step 6: Final answer
    x = 47,518.65

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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.