Home / 93,973.02-140,277.32-87,035.10

Finding the Fourth Proportional to 93,973.02, 140,277.32 and 87,035.10

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Solution

The fourth proportional to 93,973.02, 140,277.32 and 87,035.10 is: 129,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,973.02 : 140,277.32 = 87,035.10 : x
  2. Step 2: Convert to fraction form
    93,973.02/140,277.32 = 87,035.10/x
  3. Step 3: Cross multiply
    93,973.02x = 140,277.32 × 87,035.10
  4. Step 4: Simplify right side
    93,973.02x = 12,209,050,138.76
  5. Step 5: Solve for x
    x = 12,209,050,138.76/93,973.02
  6. Step 6: Final answer
    x = 129,920.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.