Home / 112,145.02-154,752.30-63,094.02

Finding the Fourth Proportional to 112,145.02, 154,752.30 and 63,094.02

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Solution

The fourth proportional to 112,145.02, 154,752.30 and 63,094.02 is: 87,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,145.02 : 154,752.30 = 63,094.02 : x
  2. Step 2: Convert to fraction form
    112,145.02/154,752.30 = 63,094.02/x
  3. Step 3: Cross multiply
    112,145.02x = 154,752.30 × 63,094.02
  4. Step 4: Simplify right side
    112,145.02x = 9,763,944,711.25
  5. Step 5: Solve for x
    x = 9,763,944,711.25/112,145.02
  6. Step 6: Final answer
    x = 87,065.34

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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.