Home / 130,739.90-196,044.98-46,487.38

Finding the Fourth Proportional to 130,739.90, 196,044.98 and 46,487.38

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Solution

The fourth proportional to 130,739.90, 196,044.98 and 46,487.38 is: 69,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,739.90 : 196,044.98 = 46,487.38 : x
  2. Step 2: Convert to fraction form
    130,739.90/196,044.98 = 46,487.38/x
  3. Step 3: Cross multiply
    130,739.90x = 196,044.98 × 46,487.38
  4. Step 4: Simplify right side
    130,739.90x = 9,113,617,482.35
  5. Step 5: Solve for x
    x = 9,113,617,482.35/130,739.90
  6. Step 6: Final answer
    x = 69,708.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.