Home / 94,885.79-142,323.81-28,326.47

Finding the Fourth Proportional to 94,885.79, 142,323.81 and 28,326.47

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Solution

The fourth proportional to 94,885.79, 142,323.81 and 28,326.47 is: 42,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,885.79 : 142,323.81 = 28,326.47 : x
  2. Step 2: Convert to fraction form
    94,885.79/142,323.81 = 28,326.47/x
  3. Step 3: Cross multiply
    94,885.79x = 142,323.81 × 28,326.47
  4. Step 4: Simplify right side
    94,885.79x = 4,031,530,422.63
  5. Step 5: Solve for x
    x = 4,031,530,422.63/94,885.79
  6. Step 6: Final answer
    x = 42,488.24

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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.