Home / 219,556.32-302,988.12-118,954.32

Finding the Fourth Proportional to 219,556.32, 302,988.12 and 118,954.32

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Solution

The fourth proportional to 219,556.32, 302,988.12 and 118,954.32 is: 164,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,556.32 : 302,988.12 = 118,954.32 : x
  2. Step 2: Convert to fraction form
    219,556.32/302,988.12 = 118,954.32/x
  3. Step 3: Cross multiply
    219,556.32x = 302,988.12 × 118,954.32
  4. Step 4: Simplify right side
    219,556.32x = 36,041,745,782.68
  5. Step 5: Solve for x
    x = 36,041,745,782.68/219,556.32
  6. Step 6: Final answer
    x = 164,157.18

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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.