Home / 219,364.32-302,729.76-134,567.04

Finding the Fourth Proportional to 219,364.32, 302,729.76 and 134,567.04

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Solution

The fourth proportional to 219,364.32, 302,729.76 and 134,567.04 is: 185,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,364.32 : 302,729.76 = 134,567.04 : x
  2. Step 2: Convert to fraction form
    219,364.32/302,729.76 = 134,567.04/x
  3. Step 3: Cross multiply
    219,364.32x = 302,729.76 × 134,567.04
  4. Step 4: Simplify right side
    219,364.32x = 40,737,447,723.11
  5. Step 5: Solve for x
    x = 40,737,447,723.11/219,364.32
  6. Step 6: Final answer
    x = 185,706.81

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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.