Home / 139,237.04-208,822.13-64,285.18

Finding the Fourth Proportional to 139,237.04, 208,822.13 and 64,285.18

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Solution

The fourth proportional to 139,237.04, 208,822.13 and 64,285.18 is: 96,412.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,237.04 : 208,822.13 = 64,285.18 : x
  2. Step 2: Convert to fraction form
    139,237.04/208,822.13 = 64,285.18/x
  3. Step 3: Cross multiply
    139,237.04x = 208,822.13 × 64,285.18
  4. Step 4: Simplify right side
    139,237.04x = 13,424,168,215.03
  5. Step 5: Solve for x
    x = 13,424,168,215.03/139,237.04
  6. Step 6: Final answer
    x = 96,412.34

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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.