Home / 219,263.79-302,584.04-118,661.79

Finding the Fourth Proportional to 219,263.79, 302,584.04 and 118,661.79

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Solution

The fourth proportional to 219,263.79, 302,584.04 and 118,661.79 is: 163,753.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,263.79 : 302,584.04 = 118,661.79 : x
  2. Step 2: Convert to fraction form
    219,263.79/302,584.04 = 118,661.79/x
  3. Step 3: Cross multiply
    219,263.79x = 302,584.04 × 118,661.79
  4. Step 4: Simplify right side
    219,263.79x = 35,905,163,811.83
  5. Step 5: Solve for x
    x = 35,905,163,811.83/219,263.79
  6. Step 6: Final answer
    x = 163,753.28

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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.