Home / 246,875.60-340,688.52-139,445.84

Finding the Fourth Proportional to 246,875.60, 340,688.52 and 139,445.84

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Solution

The fourth proportional to 246,875.60, 340,688.52 and 139,445.84 is: 192,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,875.60 : 340,688.52 = 139,445.84 : x
  2. Step 2: Convert to fraction form
    246,875.60/340,688.52 = 139,445.84/x
  3. Step 3: Cross multiply
    246,875.60x = 340,688.52 × 139,445.84
  4. Step 4: Simplify right side
    246,875.60x = 47,507,596,849.76
  5. Step 5: Solve for x
    x = 47,507,596,849.76/246,875.60
  6. Step 6: Final answer
    x = 192,435.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.