Home / 340,200.81-510,282.45-103,525.02

Finding the Fourth Proportional to 340,200.81, 510,282.45 and 103,525.02

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Solution

The fourth proportional to 340,200.81, 510,282.45 and 103,525.02 is: 155,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,200.81 : 510,282.45 = 103,525.02 : x
  2. Step 2: Convert to fraction form
    340,200.81/510,282.45 = 103,525.02/x
  3. Step 3: Cross multiply
    340,200.81x = 510,282.45 × 103,525.02
  4. Step 4: Simplify right side
    340,200.81x = 52,827,000,841.90
  5. Step 5: Solve for x
    x = 52,827,000,841.90/340,200.81
  6. Step 6: Final answer
    x = 155,281.82

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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.