Home / 92,969,970.30-139,454,955.45-87,301,266.30

Finding the Fourth Proportional to 92,969,970.30, 139,454,955.45 and 87,301,266.30

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Solution

The fourth proportional to 92,969,970.30, 139,454,955.45 and 87,301,266.30 is: 130,951,899.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,969,970.30 : 139,454,955.45 = 87,301,266.30 : x
  2. Step 2: Convert to fraction form
    92,969,970.30/139,454,955.45 = 87,301,266.30/x
  3. Step 3: Cross multiply
    92,969,970.30x = 139,454,955.45 × 87,301,266.30
  4. Step 4: Simplify right side
    92,969,970.30x = 12,174,594,202,595,084
  5. Step 5: Solve for x
    x = 12,174,594,202,595,084/92,969,970.30
  6. Step 6: Final answer
    x = 130,951,899.45

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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.