Home / 145,382.10-200,597.85-84,941.07

Finding the Fourth Proportional to 145,382.10, 200,597.85 and 84,941.07

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Solution

The fourth proportional to 145,382.10, 200,597.85 and 84,941.07 is: 117,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,382.10 : 200,597.85 = 84,941.07 : x
  2. Step 2: Convert to fraction form
    145,382.10/200,597.85 = 84,941.07/x
  3. Step 3: Cross multiply
    145,382.10x = 200,597.85 × 84,941.07
  4. Step 4: Simplify right side
    145,382.10x = 17,038,996,018.70
  5. Step 5: Solve for x
    x = 17,038,996,018.70/145,382.10
  6. Step 6: Final answer
    x = 117,201.47

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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.