Home / 93,775.05-140,677.15-31,430.97

Finding the Fourth Proportional to 93,775.05, 140,677.15 and 31,430.97

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Solution

The fourth proportional to 93,775.05, 140,677.15 and 31,430.97 is: 47,151.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,775.05 : 140,677.15 = 31,430.97 : x
  2. Step 2: Convert to fraction form
    93,775.05/140,677.15 = 31,430.97/x
  3. Step 3: Cross multiply
    93,775.05x = 140,677.15 × 31,430.97
  4. Step 4: Simplify right side
    93,775.05x = 4,421,619,281.34
  5. Step 5: Solve for x
    x = 4,421,619,281.34/93,775.05
  6. Step 6: Final answer
    x = 47,151.34

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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.