Home / 70,077.04-104,435.86-67,835.52

Finding the Fourth Proportional to 70,077.04, 104,435.86 and 67,835.52

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Solution

The fourth proportional to 70,077.04, 104,435.86 and 67,835.52 is: 101,095.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,077.04 : 104,435.86 = 67,835.52 : x
  2. Step 2: Convert to fraction form
    70,077.04/104,435.86 = 67,835.52/x
  3. Step 3: Cross multiply
    70,077.04x = 104,435.86 × 67,835.52
  4. Step 4: Simplify right side
    70,077.04x = 7,084,460,869.75
  5. Step 5: Solve for x
    x = 7,084,460,869.75/70,077.04
  6. Step 6: Final answer
    x = 101,095.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.