Home / 142,869.45-214,283.11-37,695.81

Finding the Fourth Proportional to 142,869.45, 214,283.11 and 37,695.81

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Solution

The fourth proportional to 142,869.45, 214,283.11 and 37,695.81 is: 56,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,869.45 : 214,283.11 = 37,695.81 : x
  2. Step 2: Convert to fraction form
    142,869.45/214,283.11 = 37,695.81/x
  3. Step 3: Cross multiply
    142,869.45x = 214,283.11 × 37,695.81
  4. Step 4: Simplify right side
    142,869.45x = 8,077,575,400.77
  5. Step 5: Solve for x
    x = 8,077,575,400.77/142,869.45
  6. Step 6: Final answer
    x = 56,538.16

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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.