Home / 141,489.74-212,189.50-46,702.32

Finding the Fourth Proportional to 141,489.74, 212,189.50 and 46,702.32

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Solution

The fourth proportional to 141,489.74, 212,189.50 and 46,702.32 is: 70,038.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,489.74 : 212,189.50 = 46,702.32 : x
  2. Step 2: Convert to fraction form
    141,489.74/212,189.50 = 46,702.32/x
  3. Step 3: Cross multiply
    141,489.74x = 212,189.50 × 46,702.32
  4. Step 4: Simplify right side
    141,489.74x = 9,909,741,929.64
  5. Step 5: Solve for x
    x = 9,909,741,929.64/141,489.74
  6. Step 6: Final answer
    x = 70,038.59

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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.