Home / 215,875.43-297,901.07-119,079.04

Finding the Fourth Proportional to 215,875.43, 297,901.07 and 119,079.04

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Solution

The fourth proportional to 215,875.43, 297,901.07 and 119,079.04 is: 164,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,875.43 : 297,901.07 = 119,079.04 : x
  2. Step 2: Convert to fraction form
    215,875.43/297,901.07 = 119,079.04/x
  3. Step 3: Cross multiply
    215,875.43x = 297,901.07 × 119,079.04
  4. Step 4: Simplify right side
    215,875.43x = 35,473,773,430.57
  5. Step 5: Solve for x
    x = 35,473,773,430.57/215,875.43
  6. Step 6: Final answer
    x = 164,325.20

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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.