Home / 84,148.31-116,116.58-46,420.13

Finding the Fourth Proportional to 84,148.31, 116,116.58 and 46,420.13

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Solution

The fourth proportional to 84,148.31, 116,116.58 and 46,420.13 is: 64,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,148.31 : 116,116.58 = 46,420.13 : x
  2. Step 2: Convert to fraction form
    84,148.31/116,116.58 = 46,420.13/x
  3. Step 3: Cross multiply
    84,148.31x = 116,116.58 × 46,420.13
  4. Step 4: Simplify right side
    84,148.31x = 5,390,145,926.07
  5. Step 5: Solve for x
    x = 5,390,145,926.07/84,148.31
  6. Step 6: Final answer
    x = 64,055.31

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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.