Home / 130,340.48-179,847.96-75,904.16

Finding the Fourth Proportional to 130,340.48, 179,847.96 and 75,904.16

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Solution

The fourth proportional to 130,340.48, 179,847.96 and 75,904.16 is: 104,734.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,340.48 : 179,847.96 = 75,904.16 : x
  2. Step 2: Convert to fraction form
    130,340.48/179,847.96 = 75,904.16/x
  3. Step 3: Cross multiply
    130,340.48x = 179,847.96 × 75,904.16
  4. Step 4: Simplify right side
    130,340.48x = 13,651,208,331.51
  5. Step 5: Solve for x
    x = 13,651,208,331.51/130,340.48
  6. Step 6: Final answer
    x = 104,734.99

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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.