Home / 112,371,662.76-168,570,987.93-39,573,387.42

Finding the Fourth Proportional to 112,371,662.76, 168,570,987.93 and 39,573,387.42

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Solution

The fourth proportional to 112,371,662.76, 168,570,987.93 and 39,573,387.42 is: 59,364,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371,662.76 : 168,570,987.93 = 39,573,387.42 : x
  2. Step 2: Convert to fraction form
    112,371,662.76/168,570,987.93 = 39,573,387.42/x
  3. Step 3: Cross multiply
    112,371,662.76x = 168,570,987.93 × 39,573,387.42
  4. Step 4: Simplify right side
    112,371,662.76x = 6,670,925,013,126,034
  5. Step 5: Solve for x
    x = 6,670,925,013,126,034/112,371,662.76
  6. Step 6: Final answer
    x = 59,364,833.17

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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.