Home / 142,970.22-214,465.32-58,734.63

Finding the Fourth Proportional to 142,970.22, 214,465.32 and 58,734.63

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Solution

The fourth proportional to 142,970.22, 214,465.32 and 58,734.63 is: 88,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,970.22 : 214,465.32 = 58,734.63 : x
  2. Step 2: Convert to fraction form
    142,970.22/214,465.32 = 58,734.63/x
  3. Step 3: Cross multiply
    142,970.22x = 214,465.32 × 58,734.63
  4. Step 4: Simplify right side
    142,970.22x = 12,596,541,218.03
  5. Step 5: Solve for x
    x = 12,596,541,218.03/142,970.22
  6. Step 6: Final answer
    x = 88,106.05

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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.