Home / 145,934.34-218,901.57-35,126.34

Finding the Fourth Proportional to 145,934.34, 218,901.57 and 35,126.34

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Solution

The fourth proportional to 145,934.34, 218,901.57 and 35,126.34 is: 52,689.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,934.34 : 218,901.57 = 35,126.34 : x
  2. Step 2: Convert to fraction form
    145,934.34/218,901.57 = 35,126.34/x
  3. Step 3: Cross multiply
    145,934.34x = 218,901.57 × 35,126.34
  4. Step 4: Simplify right side
    145,934.34x = 7,689,210,974.35
  5. Step 5: Solve for x
    x = 7,689,210,974.35/145,934.34
  6. Step 6: Final answer
    x = 52,689.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.