Home / 141,624.16-212,567.64-71,552.68

Finding the Fourth Proportional to 141,624.16, 212,567.64 and 71,552.68

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Solution

The fourth proportional to 141,624.16, 212,567.64 and 71,552.68 is: 107,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,624.16 : 212,567.64 = 71,552.68 : x
  2. Step 2: Convert to fraction form
    141,624.16/212,567.64 = 71,552.68/x
  3. Step 3: Cross multiply
    141,624.16x = 212,567.64 × 71,552.68
  4. Step 4: Simplify right side
    141,624.16x = 15,209,784,323.28
  5. Step 5: Solve for x
    x = 15,209,784,323.28/141,624.16
  6. Step 6: Final answer
    x = 107,395.41

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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.