Home / 145,342.32-200,447.51-94,304.76

Finding the Fourth Proportional to 145,342.32, 200,447.51 and 94,304.76

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Solution

The fourth proportional to 145,342.32, 200,447.51 and 94,304.76 is: 130,059.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,342.32 : 200,447.51 = 94,304.76 : x
  2. Step 2: Convert to fraction form
    145,342.32/200,447.51 = 94,304.76/x
  3. Step 3: Cross multiply
    145,342.32x = 200,447.51 × 94,304.76
  4. Step 4: Simplify right side
    145,342.32x = 18,903,153,851.62
  5. Step 5: Solve for x
    x = 18,903,153,851.62/145,342.32
  6. Step 6: Final answer
    x = 130,059.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.