Home / 211,322.46-291,632.22-115,829.13

Finding the Fourth Proportional to 211,322.46, 291,632.22 and 115,829.13

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Solution

The fourth proportional to 211,322.46, 291,632.22 and 115,829.13 is: 159,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,322.46 : 291,632.22 = 115,829.13 : x
  2. Step 2: Convert to fraction form
    211,322.46/291,632.22 = 115,829.13/x
  3. Step 3: Cross multiply
    211,322.46x = 291,632.22 × 115,829.13
  4. Step 4: Simplify right side
    211,322.46x = 33,779,506,322.57
  5. Step 5: Solve for x
    x = 33,779,506,322.57/211,322.46
  6. Step 6: Final answer
    x = 159,848.16

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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.