Home / 291,424.48-402,204.08-164,124.96

Finding the Fourth Proportional to 291,424.48, 402,204.08 and 164,124.96

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Solution

The fourth proportional to 291,424.48, 402,204.08 and 164,124.96 is: 226,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,424.48 : 402,204.08 = 164,124.96 : x
  2. Step 2: Convert to fraction form
    291,424.48/402,204.08 = 164,124.96/x
  3. Step 3: Cross multiply
    291,424.48x = 402,204.08 × 164,124.96
  4. Step 4: Simplify right side
    291,424.48x = 66,011,728,541.84
  5. Step 5: Solve for x
    x = 66,011,728,541.84/291,424.48
  6. Step 6: Final answer
    x = 226,514.01

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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.