Home / 297,432.15-446,148.23-87,070.09

Finding the Fourth Proportional to 297,432.15, 446,148.23 and 87,070.09

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Solution

The fourth proportional to 297,432.15, 446,148.23 and 87,070.09 is: 130,605.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,432.15 : 446,148.23 = 87,070.09 : x
  2. Step 2: Convert to fraction form
    297,432.15/446,148.23 = 87,070.09/x
  3. Step 3: Cross multiply
    297,432.15x = 446,148.23 × 87,070.09
  4. Step 4: Simplify right side
    297,432.15x = 38,846,166,070.13
  5. Step 5: Solve for x
    x = 38,846,166,070.13/297,432.15
  6. Step 6: Final answer
    x = 130,605.13

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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.