Home / 112,164,125.12-168,104,663.04-56,845,859.40

Finding the Fourth Proportional to 112,164,125.12, 168,104,663.04 and 56,845,859.40

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Solution

The fourth proportional to 112,164,125.12, 168,104,663.04 and 56,845,859.40 is: 85,197,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,164,125.12 : 168,104,663.04 = 56,845,859.40 : x
  2. Step 2: Convert to fraction form
    112,164,125.12/168,104,663.04 = 56,845,859.40/x
  3. Step 3: Cross multiply
    112,164,125.12x = 168,104,663.04 × 56,845,859.40
  4. Step 4: Simplify right side
    112,164,125.12x = 9,556,054,039,869,388
  5. Step 5: Solve for x
    x = 9,556,054,039,869,388/112,164,125.12
  6. Step 6: Final answer
    x = 85,197,063.05

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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.