Home / 47,701.10-71,551.65-43,108.40

Finding the Fourth Proportional to 47,701.10, 71,551.65 and 43,108.40

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Solution

The fourth proportional to 47,701.10, 71,551.65 and 43,108.40 is: 64,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,701.10 : 71,551.65 = 43,108.40 : x
  2. Step 2: Convert to fraction form
    47,701.10/71,551.65 = 43,108.40/x
  3. Step 3: Cross multiply
    47,701.10x = 71,551.65 × 43,108.40
  4. Step 4: Simplify right side
    47,701.10x = 3,084,477,148.86
  5. Step 5: Solve for x
    x = 3,084,477,148.86/47,701.10
  6. Step 6: Final answer
    x = 64,662.60

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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.