Home / 142,886.32-214,308.42-37,712.68

Finding the Fourth Proportional to 142,886.32, 214,308.42 and 37,712.68

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Solution

The fourth proportional to 142,886.32, 214,308.42 and 37,712.68 is: 56,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,886.32 : 214,308.42 = 37,712.68 : x
  2. Step 2: Convert to fraction form
    142,886.32/214,308.42 = 37,712.68/x
  3. Step 3: Cross multiply
    142,886.32x = 214,308.42 × 37,712.68
  4. Step 4: Simplify right side
    142,886.32x = 8,082,144,864.77
  5. Step 5: Solve for x
    x = 8,082,144,864.77/142,886.32
  6. Step 6: Final answer
    x = 56,563.46

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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.