Home / 130,114.08-179,606.98-84,803.10

Finding the Fourth Proportional to 130,114.08, 179,606.98 and 84,803.10

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Solution

The fourth proportional to 130,114.08, 179,606.98 and 84,803.10 is: 117,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,114.08 : 179,606.98 = 84,803.10 : x
  2. Step 2: Convert to fraction form
    130,114.08/179,606.98 = 84,803.10/x
  3. Step 3: Cross multiply
    130,114.08x = 179,606.98 × 84,803.10
  4. Step 4: Simplify right side
    130,114.08x = 15,231,228,685.64
  5. Step 5: Solve for x
    x = 15,231,228,685.64/130,114.08
  6. Step 6: Final answer
    x = 117,060.57

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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.