Home / 113,263.10-156,289.47-62,267.42

Finding the Fourth Proportional to 113,263.10, 156,289.47 and 62,267.42

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Solution

The fourth proportional to 113,263.10, 156,289.47 and 62,267.42 is: 85,921.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,263.10 : 156,289.47 = 62,267.42 : x
  2. Step 2: Convert to fraction form
    113,263.10/156,289.47 = 62,267.42/x
  3. Step 3: Cross multiply
    113,263.10x = 156,289.47 × 62,267.42
  4. Step 4: Simplify right side
    113,263.10x = 9,731,742,070.07
  5. Step 5: Solve for x
    x = 9,731,742,070.07/113,263.10
  6. Step 6: Final answer
    x = 85,921.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.