Home / 77,031.44-115,554.72-32,043.52

Finding the Fourth Proportional to 77,031.44, 115,554.72 and 32,043.52

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Solution

The fourth proportional to 77,031.44, 115,554.72 and 32,043.52 is: 48,068.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,031.44 : 115,554.72 = 32,043.52 : x
  2. Step 2: Convert to fraction form
    77,031.44/115,554.72 = 32,043.52/x
  3. Step 3: Cross multiply
    77,031.44x = 115,554.72 × 32,043.52
  4. Step 4: Simplify right side
    77,031.44x = 3,702,779,981.41
  5. Step 5: Solve for x
    x = 3,702,779,981.41/77,031.44
  6. Step 6: Final answer
    x = 48,068.42

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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.