Home / 145,376.49-200,590.16-84,935.46

Finding the Fourth Proportional to 145,376.49, 200,590.16 and 84,935.46

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Solution

The fourth proportional to 145,376.49, 200,590.16 and 84,935.46 is: 117,193.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,376.49 : 200,590.16 = 84,935.46 : x
  2. Step 2: Convert to fraction form
    145,376.49/200,590.16 = 84,935.46/x
  3. Step 3: Cross multiply
    145,376.49x = 200,590.16 × 84,935.46
  4. Step 4: Simplify right side
    145,376.49x = 17,037,217,086.40
  5. Step 5: Solve for x
    x = 17,037,217,086.40/145,376.49
  6. Step 6: Final answer
    x = 117,193.76

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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.