Home / 105,029.10-157,519.35-34,889.58

Finding the Fourth Proportional to 105,029.10, 157,519.35 and 34,889.58

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Solution

The fourth proportional to 105,029.10, 157,519.35 and 34,889.58 is: 52,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,029.10 : 157,519.35 = 34,889.58 : x
  2. Step 2: Convert to fraction form
    105,029.10/157,519.35 = 34,889.58/x
  3. Step 3: Cross multiply
    105,029.10x = 157,519.35 × 34,889.58
  4. Step 4: Simplify right side
    105,029.10x = 5,495,783,963.37
  5. Step 5: Solve for x
    x = 5,495,783,963.37/105,029.10
  6. Step 6: Final answer
    x = 52,326.30

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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.