Home / 97,089,100.20-145,535,672.70-48,492,210.60

Finding the Fourth Proportional to 97,089,100.20, 145,535,672.70 and 48,492,210.60

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Solution

The fourth proportional to 97,089,100.20, 145,535,672.70 and 48,492,210.60 is: 72,689,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,089,100.20 : 145,535,672.70 = 48,492,210.60 : x
  2. Step 2: Convert to fraction form
    97,089,100.20/145,535,672.70 = 48,492,210.60/x
  3. Step 3: Cross multiply
    97,089,100.20x = 145,535,672.70 × 48,492,210.60
  4. Step 4: Simplify right side
    97,089,100.20x = 7,057,346,490,381,070
  5. Step 5: Solve for x
    x = 7,057,346,490,381,070/97,089,100.20
  6. Step 6: Final answer
    x = 72,689,379.92

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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.