Home / 46,405.23-64,091.42-31,360.02

Finding the Fourth Proportional to 46,405.23, 64,091.42 and 31,360.02

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Solution

The fourth proportional to 46,405.23, 64,091.42 and 31,360.02 is: 43,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,405.23 : 64,091.42 = 31,360.02 : x
  2. Step 2: Convert to fraction form
    46,405.23/64,091.42 = 31,360.02/x
  3. Step 3: Cross multiply
    46,405.23x = 64,091.42 × 31,360.02
  4. Step 4: Simplify right side
    46,405.23x = 2,009,908,213.03
  5. Step 5: Solve for x
    x = 2,009,908,213.03/46,405.23
  6. Step 6: Final answer
    x = 43,312.11

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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.