Home / 145,338.95-200,442.85-94,301.39

Finding the Fourth Proportional to 145,338.95, 200,442.85 and 94,301.39

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Solution

The fourth proportional to 145,338.95, 200,442.85 and 94,301.39 is: 130,054.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,338.95 : 200,442.85 = 94,301.39 : x
  2. Step 2: Convert to fraction form
    145,338.95/200,442.85 = 94,301.39/x
  3. Step 3: Cross multiply
    145,338.95x = 200,442.85 × 94,301.39
  4. Step 4: Simplify right side
    145,338.95x = 18,902,038,132.59
  5. Step 5: Solve for x
    x = 18,902,038,132.59/145,338.95
  6. Step 6: Final answer
    x = 130,054.87

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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.