Home / 174,075.15-261,084.70-47,685.86

Finding the Fourth Proportional to 174,075.15, 261,084.70 and 47,685.86

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Solution

The fourth proportional to 174,075.15, 261,084.70 and 47,685.86 is: 71,521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,075.15 : 261,084.70 = 47,685.86 : x
  2. Step 2: Convert to fraction form
    174,075.15/261,084.70 = 47,685.86/x
  3. Step 3: Cross multiply
    174,075.15x = 261,084.70 × 47,685.86
  4. Step 4: Simplify right side
    174,075.15x = 12,450,048,452.34
  5. Step 5: Solve for x
    x = 12,450,048,452.34/174,075.15
  6. Step 6: Final answer
    x = 71,521.11

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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.