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Finding the Fourth Proportional to 208,365.01, 312,547.51 and 50,592.40

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Solution

The fourth proportional to 208,365.01, 312,547.51 and 50,592.40 is: 75,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,365.01 : 312,547.51 = 50,592.40 : x
  2. Step 2: Convert to fraction form
    208,365.01/312,547.51 = 50,592.40/x
  3. Step 3: Cross multiply
    208,365.01x = 312,547.51 × 50,592.40
  4. Step 4: Simplify right side
    208,365.01x = 15,812,527,926.80
  5. Step 5: Solve for x
    x = 15,812,527,926.80/208,365.01
  6. Step 6: Final answer
    x = 75,888.60

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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.