Home / 141,904.60-212,856.90-116,535.40

Finding the Fourth Proportional to 141,904.60, 212,856.90 and 116,535.40

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Solution

The fourth proportional to 141,904.60, 212,856.90 and 116,535.40 is: 174,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,904.60 : 212,856.90 = 116,535.40 : x
  2. Step 2: Convert to fraction form
    141,904.60/212,856.90 = 116,535.40/x
  3. Step 3: Cross multiply
    141,904.60x = 212,856.90 × 116,535.40
  4. Step 4: Simplify right side
    141,904.60x = 24,805,363,984.26
  5. Step 5: Solve for x
    x = 24,805,363,984.26/141,904.60
  6. Step 6: Final answer
    x = 174,803.10

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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.