Home / 175,031.40-262,611.90-56,706.60

Finding the Fourth Proportional to 175,031.40, 262,611.90 and 56,706.60

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Solution

The fourth proportional to 175,031.40, 262,611.90 and 56,706.60 is: 85,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,031.40 : 262,611.90 = 56,706.60 : x
  2. Step 2: Convert to fraction form
    175,031.40/262,611.90 = 56,706.60/x
  3. Step 3: Cross multiply
    175,031.40x = 262,611.90 × 56,706.60
  4. Step 4: Simplify right side
    175,031.40x = 14,891,827,968.54
  5. Step 5: Solve for x
    x = 14,891,827,968.54/175,031.40
  6. Step 6: Final answer
    x = 85,080.89

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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.