Home / 211,740.77-292,073.90-125,643.03

Finding the Fourth Proportional to 211,740.77, 292,073.90 and 125,643.03

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Solution

The fourth proportional to 211,740.77, 292,073.90 and 125,643.03 is: 173,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,740.77 : 292,073.90 = 125,643.03 : x
  2. Step 2: Convert to fraction form
    211,740.77/292,073.90 = 125,643.03/x
  3. Step 3: Cross multiply
    211,740.77x = 292,073.90 × 125,643.03
  4. Step 4: Simplify right side
    211,740.77x = 36,697,049,779.92
  5. Step 5: Solve for x
    x = 36,697,049,779.92/211,740.77
  6. Step 6: Final answer
    x = 173,311.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.