Home / 94,171.60-141,038.70-64,428.40

Finding the Fourth Proportional to 94,171.60, 141,038.70 and 64,428.40

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Solution

The fourth proportional to 94,171.60, 141,038.70 and 64,428.40 is: 96,492.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,171.60 : 141,038.70 = 64,428.40 : x
  2. Step 2: Convert to fraction form
    94,171.60/141,038.70 = 64,428.40/x
  3. Step 3: Cross multiply
    94,171.60x = 141,038.70 × 64,428.40
  4. Step 4: Simplify right side
    94,171.60x = 9,086,897,779.08
  5. Step 5: Solve for x
    x = 9,086,897,779.08/94,171.60
  6. Step 6: Final answer
    x = 96,492.97

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1.5x scale

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.