Home / 210,134.36-289,984.04-119,490.34

Finding the Fourth Proportional to 210,134.36, 289,984.04 and 119,490.34

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Solution

The fourth proportional to 210,134.36, 289,984.04 and 119,490.34 is: 164,895.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,134.36 : 289,984.04 = 119,490.34 : x
  2. Step 2: Convert to fraction form
    210,134.36/289,984.04 = 119,490.34/x
  3. Step 3: Cross multiply
    210,134.36x = 289,984.04 × 119,490.34
  4. Step 4: Simplify right side
    210,134.36x = 34,650,291,534.17
  5. Step 5: Solve for x
    x = 34,650,291,534.17/210,134.36
  6. Step 6: Final answer
    x = 164,895.89

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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.