Home / 86,980.03-130,470.65-23,798.81

Finding the Fourth Proportional to 86,980.03, 130,470.65 and 23,798.81

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Solution

The fourth proportional to 86,980.03, 130,470.65 and 23,798.81 is: 35,698.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,980.03 : 130,470.65 = 23,798.81 : x
  2. Step 2: Convert to fraction form
    86,980.03/130,470.65 = 23,798.81/x
  3. Step 3: Cross multiply
    86,980.03x = 130,470.65 × 23,798.81
  4. Step 4: Simplify right side
    86,980.03x = 3,105,046,209.93
  5. Step 5: Solve for x
    x = 3,105,046,209.93/86,980.03
  6. Step 6: Final answer
    x = 35,698.38

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1.5x scale

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.