Home / 153,136.18-229,704.19-46,519.72

Finding the Fourth Proportional to 153,136.18, 229,704.19 and 46,519.72

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Solution

The fourth proportional to 153,136.18, 229,704.19 and 46,519.72 is: 69,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,136.18 : 229,704.19 = 46,519.72 : x
  2. Step 2: Convert to fraction form
    153,136.18/229,704.19 = 46,519.72/x
  3. Step 3: Cross multiply
    153,136.18x = 229,704.19 × 46,519.72
  4. Step 4: Simplify right side
    153,136.18x = 10,685,774,601.63
  5. Step 5: Solve for x
    x = 10,685,774,601.63/153,136.18
  6. Step 6: Final answer
    x = 69,779.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.