Home / 164,885.10-247,339.80-59,690.40

Finding the Fourth Proportional to 164,885.10, 247,339.80 and 59,690.40

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Solution

The fourth proportional to 164,885.10, 247,339.80 and 59,690.40 is: 89,540.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,885.10 : 247,339.80 = 59,690.40 : x
  2. Step 2: Convert to fraction form
    164,885.10/247,339.80 = 59,690.40/x
  3. Step 3: Cross multiply
    164,885.10x = 247,339.80 × 59,690.40
  4. Step 4: Simplify right side
    164,885.10x = 14,763,811,597.92
  5. Step 5: Solve for x
    x = 14,763,811,597.92/164,885.10
  6. Step 6: Final answer
    x = 89,540.00

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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.