Home / 242,536.30-334,703.55-139,187.32

Finding the Fourth Proportional to 242,536.30, 334,703.55 and 139,187.32

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Solution

The fourth proportional to 242,536.30, 334,703.55 and 139,187.32 is: 192,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,536.30 : 334,703.55 = 139,187.32 : x
  2. Step 2: Convert to fraction form
    242,536.30/334,703.55 = 139,187.32/x
  3. Step 3: Cross multiply
    242,536.30x = 334,703.55 × 139,187.32
  4. Step 4: Simplify right side
    242,536.30x = 46,586,490,118.99
  5. Step 5: Solve for x
    x = 46,586,490,118.99/242,536.30
  6. Step 6: Final answer
    x = 192,080.48

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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.