Home / 141,880.22-212,821.10-42,041.28

Finding the Fourth Proportional to 141,880.22, 212,821.10 and 42,041.28

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Solution

The fourth proportional to 141,880.22, 212,821.10 and 42,041.28 is: 63,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,880.22 : 212,821.10 = 42,041.28 : x
  2. Step 2: Convert to fraction form
    141,880.22/212,821.10 = 42,041.28/x
  3. Step 3: Cross multiply
    141,880.22x = 212,821.10 × 42,041.28
  4. Step 4: Simplify right side
    141,880.22x = 8,947,272,437.02
  5. Step 5: Solve for x
    x = 8,947,272,437.02/141,880.22
  6. Step 6: Final answer
    x = 63,062.15

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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.