Home / 94,887.79-142,326.81-28,328.47

Finding the Fourth Proportional to 94,887.79, 142,326.81 and 28,328.47

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Solution

The fourth proportional to 94,887.79, 142,326.81 and 28,328.47 is: 42,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,887.79 : 142,326.81 = 28,328.47 : x
  2. Step 2: Convert to fraction form
    94,887.79/142,326.81 = 28,328.47/x
  3. Step 3: Cross multiply
    94,887.79x = 142,326.81 × 28,328.47
  4. Step 4: Simplify right side
    94,887.79x = 4,031,900,767.28
  5. Step 5: Solve for x
    x = 4,031,900,767.28/94,887.79
  6. Step 6: Final answer
    x = 42,491.25

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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.