Home / 170,332.26-255,349.89-70,430.10

Finding the Fourth Proportional to 170,332.26, 255,349.89 and 70,430.10

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Solution

The fourth proportional to 170,332.26, 255,349.89 and 70,430.10 is: 105,583.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,332.26 : 255,349.89 = 70,430.10 : x
  2. Step 2: Convert to fraction form
    170,332.26/255,349.89 = 70,430.10/x
  3. Step 3: Cross multiply
    170,332.26x = 255,349.89 × 70,430.10
  4. Step 4: Simplify right side
    170,332.26x = 17,984,318,287.69
  5. Step 5: Solve for x
    x = 17,984,318,287.69/170,332.26
  6. Step 6: Final answer
    x = 105,583.75

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1.5x scale

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.