Home / 113,506.03-156,639.38-62,518.94

Finding the Fourth Proportional to 113,506.03, 156,639.38 and 62,518.94

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Solution

The fourth proportional to 113,506.03, 156,639.38 and 62,518.94 is: 86,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,506.03 : 156,639.38 = 62,518.94 : x
  2. Step 2: Convert to fraction form
    113,506.03/156,639.38 = 62,518.94/x
  3. Step 3: Cross multiply
    113,506.03x = 156,639.38 × 62,518.94
  4. Step 4: Simplify right side
    113,506.03x = 9,792,927,999.86
  5. Step 5: Solve for x
    x = 9,792,927,999.86/113,506.03
  6. Step 6: Final answer
    x = 86,276.72

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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.