Home / 85,230.04-117,612.66-46,988.32

Finding the Fourth Proportional to 85,230.04, 117,612.66 and 46,988.32

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Solution

The fourth proportional to 85,230.04, 117,612.66 and 46,988.32 is: 64,841.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,230.04 : 117,612.66 = 46,988.32 : x
  2. Step 2: Convert to fraction form
    85,230.04/117,612.66 = 46,988.32/x
  3. Step 3: Cross multiply
    85,230.04x = 117,612.66 × 46,988.32
  4. Step 4: Simplify right side
    85,230.04x = 5,526,421,304.13
  5. Step 5: Solve for x
    x = 5,526,421,304.13/85,230.04
  6. Step 6: Final answer
    x = 64,841.24

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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.