Home / 211,899.48-292,421.52-116,412.36

Finding the Fourth Proportional to 211,899.48, 292,421.52 and 116,412.36

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Solution

The fourth proportional to 211,899.48, 292,421.52 and 116,412.36 is: 160,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,899.48 : 292,421.52 = 116,412.36 : x
  2. Step 2: Convert to fraction form
    211,899.48/292,421.52 = 116,412.36/x
  3. Step 3: Cross multiply
    211,899.48x = 292,421.52 × 116,412.36
  4. Step 4: Simplify right side
    211,899.48x = 34,041,479,257.99
  5. Step 5: Solve for x
    x = 34,041,479,257.99/211,899.48
  6. Step 6: Final answer
    x = 160,649.19

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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.