Home / 112,056.13-154,637.48-61,068.87

Finding the Fourth Proportional to 112,056.13, 154,637.48 and 61,068.87

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Solution

The fourth proportional to 112,056.13, 154,637.48 and 61,068.87 is: 84,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,056.13 : 154,637.48 = 61,068.87 : x
  2. Step 2: Convert to fraction form
    112,056.13/154,637.48 = 61,068.87/x
  3. Step 3: Cross multiply
    112,056.13x = 154,637.48 × 61,068.87
  4. Step 4: Simplify right side
    112,056.13x = 9,443,536,163.25
  5. Step 5: Solve for x
    x = 9,443,536,163.25/112,056.13
  6. Step 6: Final answer
    x = 84,275.05

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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.