Home / 213,904.83-295,188.73-118,411.53

Finding the Fourth Proportional to 213,904.83, 295,188.73 and 118,411.53

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Solution

The fourth proportional to 213,904.83, 295,188.73 and 118,411.53 is: 163,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,904.83 : 295,188.73 = 118,411.53 : x
  2. Step 2: Convert to fraction form
    213,904.83/295,188.73 = 118,411.53/x
  3. Step 3: Cross multiply
    213,904.83x = 295,188.73 × 118,411.53
  4. Step 4: Simplify right side
    213,904.83x = 34,953,748,295.66
  5. Step 5: Solve for x
    x = 34,953,748,295.66/213,904.83
  6. Step 6: Final answer
    x = 163,407.94

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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.