Home / 112,539.84-155,303.10-62,238.84

Finding the Fourth Proportional to 112,539.84, 155,303.10 and 62,238.84

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Solution

The fourth proportional to 112,539.84, 155,303.10 and 62,238.84 is: 85,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,539.84 : 155,303.10 = 62,238.84 : x
  2. Step 2: Convert to fraction form
    112,539.84/155,303.10 = 62,238.84/x
  3. Step 3: Cross multiply
    112,539.84x = 155,303.10 × 62,238.84
  4. Step 4: Simplify right side
    112,539.84x = 9,665,884,792.40
  5. Step 5: Solve for x
    x = 9,665,884,792.40/112,539.84
  6. Step 6: Final answer
    x = 85,888.56

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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.