Home / 43,545.70-64,957.06-42,088.02

Finding the Fourth Proportional to 43,545.70, 64,957.06 and 42,088.02

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Solution

The fourth proportional to 43,545.70, 64,957.06 and 42,088.02 is: 62,782.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,545.70 : 64,957.06 = 42,088.02 : x
  2. Step 2: Convert to fraction form
    43,545.70/64,957.06 = 42,088.02/x
  3. Step 3: Cross multiply
    43,545.70x = 64,957.06 × 42,088.02
  4. Step 4: Simplify right side
    43,545.70x = 2,733,914,040.42
  5. Step 5: Solve for x
    x = 2,733,914,040.42/43,545.70
  6. Step 6: Final answer
    x = 62,782.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.