Home / 210,133.04-289,977.37-119,498.90

Finding the Fourth Proportional to 210,133.04, 289,977.37 and 119,498.90

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Solution

The fourth proportional to 210,133.04, 289,977.37 and 119,498.90 is: 164,904.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,133.04 : 289,977.37 = 119,498.90 : x
  2. Step 2: Convert to fraction form
    210,133.04/289,977.37 = 119,498.90/x
  3. Step 3: Cross multiply
    210,133.04x = 289,977.37 × 119,498.90
  4. Step 4: Simplify right side
    210,133.04x = 34,651,974,991.26
  5. Step 5: Solve for x
    x = 34,651,974,991.26/210,133.04
  6. Step 6: Final answer
    x = 164,904.94

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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.