Home / 102,282.04-153,486.93-39,107.47

Finding the Fourth Proportional to 102,282.04, 153,486.93 and 39,107.47

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Solution

The fourth proportional to 102,282.04, 153,486.93 and 39,107.47 is: 58,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,282.04 : 153,486.93 = 39,107.47 : x
  2. Step 2: Convert to fraction form
    102,282.04/153,486.93 = 39,107.47/x
  3. Step 3: Cross multiply
    102,282.04x = 153,486.93 × 39,107.47
  4. Step 4: Simplify right side
    102,282.04x = 6,002,485,510.37
  5. Step 5: Solve for x
    x = 6,002,485,510.37/102,282.04
  6. Step 6: Final answer
    x = 58,685.63

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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.