Home / 213,635.03-294,818.27-118,143.32

Finding the Fourth Proportional to 213,635.03, 294,818.27 and 118,143.32

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Solution

The fourth proportional to 213,635.03, 294,818.27 and 118,143.32 is: 163,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,635.03 : 294,818.27 = 118,143.32 : x
  2. Step 2: Convert to fraction form
    213,635.03/294,818.27 = 118,143.32/x
  3. Step 3: Cross multiply
    213,635.03x = 294,818.27 × 118,143.32
  4. Step 4: Simplify right side
    213,635.03x = 34,830,807,149.65
  5. Step 5: Solve for x
    x = 34,830,807,149.65/213,635.03
  6. Step 6: Final answer
    x = 163,038.84

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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.