Home / 93,312,095.80-139,968,143.70-87,340,127.80

Finding the Fourth Proportional to 93,312,095.80, 139,968,143.70 and 87,340,127.80

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Solution

The fourth proportional to 93,312,095.80, 139,968,143.70 and 87,340,127.80 is: 131,010,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,095.80 : 139,968,143.70 = 87,340,127.80 : x
  2. Step 2: Convert to fraction form
    93,312,095.80/139,968,143.70 = 87,340,127.80/x
  3. Step 3: Cross multiply
    93,312,095.80x = 139,968,143.70 × 87,340,127.80
  4. Step 4: Simplify right side
    93,312,095.80x = 12,224,835,558,686,764
  5. Step 5: Solve for x
    x = 12,224,835,558,686,764/93,312,095.80
  6. Step 6: Final answer
    x = 131,010,191.70

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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.