Home / 174,915.20-262,372.80-56,590.40

Finding the Fourth Proportional to 174,915.20, 262,372.80 and 56,590.40

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Solution

The fourth proportional to 174,915.20, 262,372.80 and 56,590.40 is: 84,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,915.20 : 262,372.80 = 56,590.40 : x
  2. Step 2: Convert to fraction form
    174,915.20/262,372.80 = 56,590.40/x
  3. Step 3: Cross multiply
    174,915.20x = 262,372.80 × 56,590.40
  4. Step 4: Simplify right side
    174,915.20x = 14,847,781,701.12
  5. Step 5: Solve for x
    x = 14,847,781,701.12/174,915.20
  6. Step 6: Final answer
    x = 84,885.60

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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.