Home / 190,732.32-285,984.95-64,341.47

Finding the Fourth Proportional to 190,732.32, 285,984.95 and 64,341.47

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Solution

The fourth proportional to 190,732.32, 285,984.95 and 64,341.47 is: 96,473.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,732.32 : 285,984.95 = 64,341.47 : x
  2. Step 2: Convert to fraction form
    190,732.32/285,984.95 = 64,341.47/x
  3. Step 3: Cross multiply
    190,732.32x = 285,984.95 × 64,341.47
  4. Step 4: Simplify right side
    190,732.32x = 18,400,692,474.13
  5. Step 5: Solve for x
    x = 18,400,692,474.13/190,732.32
  6. Step 6: Final answer
    x = 96,473.91

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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.