Home / 141,276.55-211,909.35-47,782.30

Finding the Fourth Proportional to 141,276.55, 211,909.35 and 47,782.30

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Solution

The fourth proportional to 141,276.55, 211,909.35 and 47,782.30 is: 71,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,276.55 : 211,909.35 = 47,782.30 : x
  2. Step 2: Convert to fraction form
    141,276.55/211,909.35 = 47,782.30/x
  3. Step 3: Cross multiply
    141,276.55x = 211,909.35 × 47,782.30
  4. Step 4: Simplify right side
    141,276.55x = 10,125,516,134.51
  5. Step 5: Solve for x
    x = 10,125,516,134.51/141,276.55
  6. Step 6: Final answer
    x = 71,671.60

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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.