Home / 85,332.32-117,802.88-62,336.32

Finding the Fourth Proportional to 85,332.32, 117,802.88 and 62,336.32

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Solution

The fourth proportional to 85,332.32, 117,802.88 and 62,336.32 is: 86,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,332.32 : 117,802.88 = 62,336.32 : x
  2. Step 2: Convert to fraction form
    85,332.32/117,802.88 = 62,336.32/x
  3. Step 3: Cross multiply
    85,332.32x = 117,802.88 × 62,336.32
  4. Step 4: Simplify right side
    85,332.32x = 7,343,397,790.84
  5. Step 5: Solve for x
    x = 7,343,397,790.84/85,332.32
  6. Step 6: Final answer
    x = 86,056.46

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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.