Home / 112,330.70-168,397.54-42,259.22

Finding the Fourth Proportional to 112,330.70, 168,397.54 and 42,259.22

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Solution

The fourth proportional to 112,330.70, 168,397.54 and 42,259.22 is: 63,351.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,330.70 : 168,397.54 = 42,259.22 : x
  2. Step 2: Convert to fraction form
    112,330.70/168,397.54 = 42,259.22/x
  3. Step 3: Cross multiply
    112,330.70x = 168,397.54 × 42,259.22
  4. Step 4: Simplify right side
    112,330.70x = 7,116,348,690.32
  5. Step 5: Solve for x
    x = 7,116,348,690.32/112,330.70
  6. Step 6: Final answer
    x = 63,351.77

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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.