Home / 88,913,357.19-122,701,885.61-48,678,681.69

Finding the Fourth Proportional to 88,913,357.19, 122,701,885.61 and 48,678,681.69

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Solution

The fourth proportional to 88,913,357.19, 122,701,885.61 and 48,678,681.69 is: 67,177,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,913,357.19 : 122,701,885.61 = 48,678,681.69 : x
  2. Step 2: Convert to fraction form
    88,913,357.19/122,701,885.61 = 48,678,681.69/x
  3. Step 3: Cross multiply
    88,913,357.19x = 122,701,885.61 × 48,678,681.69
  4. Step 4: Simplify right side
    88,913,357.19x = 5,972,966,032,128,588
  5. Step 5: Solve for x
    x = 5,972,966,032,128,588/88,913,357.19
  6. Step 6: Final answer
    x = 67,177,376.05

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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.