Home / 141,746.60-212,328.30-97,423.40

Finding the Fourth Proportional to 141,746.60, 212,328.30 and 97,423.40

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Solution

The fourth proportional to 141,746.60, 212,328.30 and 97,423.40 is: 145,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,746.60 : 212,328.30 = 97,423.40 : x
  2. Step 2: Convert to fraction form
    141,746.60/212,328.30 = 97,423.40/x
  3. Step 3: Cross multiply
    141,746.60x = 212,328.30 × 97,423.40
  4. Step 4: Simplify right side
    141,746.60x = 20,685,744,902.22
  5. Step 5: Solve for x
    x = 20,685,744,902.22/141,746.60
  6. Step 6: Final answer
    x = 145,934.68

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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.