Home / 219,304.03-302,646.89-134,404.69

Finding the Fourth Proportional to 219,304.03, 302,646.89 and 134,404.69

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Solution

The fourth proportional to 219,304.03, 302,646.89 and 134,404.69 is: 185,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,304.03 : 302,646.89 = 134,404.69 : x
  2. Step 2: Convert to fraction form
    219,304.03/302,646.89 = 134,404.69/x
  3. Step 3: Cross multiply
    219,304.03x = 302,646.89 × 134,404.69
  4. Step 4: Simplify right side
    219,304.03x = 40,677,161,429.91
  5. Step 5: Solve for x
    x = 40,677,161,429.91/219,304.03
  6. Step 6: Final answer
    x = 185,482.96

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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.