Home / 175,038.10-262,630.05-56,745.70

Finding the Fourth Proportional to 175,038.10, 262,630.05 and 56,745.70

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Solution

The fourth proportional to 175,038.10, 262,630.05 and 56,745.70 is: 85,142.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,038.10 : 262,630.05 = 56,745.70 : x
  2. Step 2: Convert to fraction form
    175,038.10/262,630.05 = 56,745.70/x
  3. Step 3: Cross multiply
    175,038.10x = 262,630.05 × 56,745.70
  4. Step 4: Simplify right side
    175,038.10x = 14,903,126,028.29
  5. Step 5: Solve for x
    x = 14,903,126,028.29/175,038.10
  6. Step 6: Final answer
    x = 85,142.18

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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.