Home / 149,094.69-223,690.64-70,216.89

Finding the Fourth Proportional to 149,094.69, 223,690.64 and 70,216.89

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Solution

The fourth proportional to 149,094.69, 223,690.64 and 70,216.89 is: 105,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,094.69 : 223,690.64 = 70,216.89 : x
  2. Step 2: Convert to fraction form
    149,094.69/223,690.64 = 70,216.89/x
  3. Step 3: Cross multiply
    149,094.69x = 223,690.64 × 70,216.89
  4. Step 4: Simplify right side
    149,094.69x = 15,706,860,711.83
  5. Step 5: Solve for x
    x = 15,706,860,711.83/149,094.69
  6. Step 6: Final answer
    x = 105,348.22

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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.