Home / 84,036.25-115,972.46-46,312.93

Finding the Fourth Proportional to 84,036.25, 115,972.46 and 46,312.93

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Solution

The fourth proportional to 84,036.25, 115,972.46 and 46,312.93 is: 63,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,036.25 : 115,972.46 = 46,312.93 : x
  2. Step 2: Convert to fraction form
    84,036.25/115,972.46 = 46,312.93/x
  3. Step 3: Cross multiply
    84,036.25x = 115,972.46 × 46,312.93
  4. Step 4: Simplify right side
    84,036.25x = 5,371,024,190.34
  5. Step 5: Solve for x
    x = 5,371,024,190.34/84,036.25
  6. Step 6: Final answer
    x = 63,913.18

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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.