Home / 85,974,041.81-118,646,106.80-48,800,820.35

Finding the Fourth Proportional to 85,974,041.81, 118,646,106.80 and 48,800,820.35

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Solution

The fourth proportional to 85,974,041.81, 118,646,106.80 and 48,800,820.35 is: 67,346,227.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,974,041.81 : 118,646,106.80 = 48,800,820.35 : x
  2. Step 2: Convert to fraction form
    85,974,041.81/118,646,106.80 = 48,800,820.35/x
  3. Step 3: Cross multiply
    85,974,041.81x = 118,646,106.80 × 48,800,820.35
  4. Step 4: Simplify right side
    85,974,041.81x = 5,790,027,342,336,479
  5. Step 5: Solve for x
    x = 5,790,027,342,336,479/85,974,041.81
  6. Step 6: Final answer
    x = 67,346,227.08

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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.