Home / 213,699.16-294,886.47-118,182.08

Finding the Fourth Proportional to 213,699.16, 294,886.47 and 118,182.08

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Solution

The fourth proportional to 213,699.16, 294,886.47 and 118,182.08 is: 163,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,699.16 : 294,886.47 = 118,182.08 : x
  2. Step 2: Convert to fraction form
    213,699.16/294,886.47 = 118,182.08/x
  3. Step 3: Cross multiply
    213,699.16x = 294,886.47 × 118,182.08
  4. Step 4: Simplify right side
    213,699.16x = 34,850,296,388.46
  5. Step 5: Solve for x
    x = 34,850,296,388.46/213,699.16
  6. Step 6: Final answer
    x = 163,081.11

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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.