Home / 342,316.12-513,595.80-152,759.24

Finding the Fourth Proportional to 342,316.12, 513,595.80 and 152,759.24

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Solution

The fourth proportional to 342,316.12, 513,595.80 and 152,759.24 is: 229,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,316.12 : 513,595.80 = 152,759.24 : x
  2. Step 2: Convert to fraction form
    342,316.12/513,595.80 = 152,759.24/x
  3. Step 3: Cross multiply
    342,316.12x = 513,595.80 × 152,759.24
  4. Step 4: Simplify right side
    342,316.12x = 78,456,504,075.19
  5. Step 5: Solve for x
    x = 78,456,504,075.19/342,316.12
  6. Step 6: Final answer
    x = 229,193.13

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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.