Home / 191,271.60-286,940.16-58,165.08

Finding the Fourth Proportional to 191,271.60, 286,940.16 and 58,165.08

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Solution

The fourth proportional to 191,271.60, 286,940.16 and 58,165.08 is: 87,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,271.60 : 286,940.16 = 58,165.08 : x
  2. Step 2: Convert to fraction form
    191,271.60/286,940.16 = 58,165.08/x
  3. Step 3: Cross multiply
    191,271.60x = 286,940.16 × 58,165.08
  4. Step 4: Simplify right side
    191,271.60x = 16,689,897,361.61
  5. Step 5: Solve for x
    x = 16,689,897,361.61/191,271.60
  6. Step 6: Final answer
    x = 87,257.58

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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.