Home / 102,527.40-153,744.84-43,332.60

Finding the Fourth Proportional to 102,527.40, 153,744.84 and 43,332.60

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Solution

The fourth proportional to 102,527.40, 153,744.84 and 43,332.60 is: 64,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,527.40 : 153,744.84 = 43,332.60 : x
  2. Step 2: Convert to fraction form
    102,527.40/153,744.84 = 43,332.60/x
  3. Step 3: Cross multiply
    102,527.40x = 153,744.84 × 43,332.60
  4. Step 4: Simplify right side
    102,527.40x = 6,662,163,653.78
  5. Step 5: Solve for x
    x = 6,662,163,653.78/102,527.40
  6. Step 6: Final answer
    x = 64,979.35

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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.