Home / 213,995.28-295,309.56-118,501.68

Finding the Fourth Proportional to 213,995.28, 295,309.56 and 118,501.68

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Solution

The fourth proportional to 213,995.28, 295,309.56 and 118,501.68 is: 163,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,995.28 : 295,309.56 = 118,501.68 : x
  2. Step 2: Convert to fraction form
    213,995.28/295,309.56 = 118,501.68/x
  3. Step 3: Cross multiply
    213,995.28x = 295,309.56 × 118,501.68
  4. Step 4: Simplify right side
    213,995.28x = 34,994,678,980.06
  5. Step 5: Solve for x
    x = 34,994,678,980.06/213,995.28
  6. Step 6: Final answer
    x = 163,530.14

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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.