Home / 52,266.15-72,133.47-31,045.50

Finding the Fourth Proportional to 52,266.15, 72,133.47 and 31,045.50

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Solution

The fourth proportional to 52,266.15, 72,133.47 and 31,045.50 is: 42,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,266.15 : 72,133.47 = 31,045.50 : x
  2. Step 2: Convert to fraction form
    52,266.15/72,133.47 = 31,045.50/x
  3. Step 3: Cross multiply
    52,266.15x = 72,133.47 × 31,045.50
  4. Step 4: Simplify right side
    52,266.15x = 2,239,419,642.89
  5. Step 5: Solve for x
    x = 2,239,419,642.89/52,266.15
  6. Step 6: Final answer
    x = 42,846.46

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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.