Home / 213,861.04-295,124.66-118,365.70

Finding the Fourth Proportional to 213,861.04, 295,124.66 and 118,365.70

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Solution

The fourth proportional to 213,861.04, 295,124.66 and 118,365.70 is: 163,342.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,861.04 : 295,124.66 = 118,365.70 : x
  2. Step 2: Convert to fraction form
    213,861.04/295,124.66 = 118,365.70/x
  3. Step 3: Cross multiply
    213,861.04x = 295,124.66 × 118,365.70
  4. Step 4: Simplify right side
    213,861.04x = 34,932,636,968.16
  5. Step 5: Solve for x
    x = 34,932,636,968.16/213,861.04
  6. Step 6: Final answer
    x = 163,342.69

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1.5x scale

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.