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Finding the Fourth Proportional to 284,637.88, 426,811.72 and 95,030.16

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Solution

The fourth proportional to 284,637.88, 426,811.72 and 95,030.16 is: 142,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,637.88 : 426,811.72 = 95,030.16 : x
  2. Step 2: Convert to fraction form
    284,637.88/426,811.72 = 95,030.16/x
  3. Step 3: Cross multiply
    284,637.88x = 426,811.72 × 95,030.16
  4. Step 4: Simplify right side
    284,637.88x = 40,559,986,041.48
  5. Step 5: Solve for x
    x = 40,559,986,041.48/284,637.88
  6. Step 6: Final answer
    x = 142,496.80

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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.