Home / 55,888.36-77,125.26-30,737.32

Finding the Fourth Proportional to 55,888.36, 77,125.26 and 30,737.32

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Solution

The fourth proportional to 55,888.36, 77,125.26 and 30,737.32 is: 42,417.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,888.36 : 77,125.26 = 30,737.32 : x
  2. Step 2: Convert to fraction form
    55,888.36/77,125.26 = 30,737.32/x
  3. Step 3: Cross multiply
    55,888.36x = 77,125.26 × 30,737.32
  4. Step 4: Simplify right side
    55,888.36x = 2,370,623,796.70
  5. Step 5: Solve for x
    x = 2,370,623,796.70/55,888.36
  6. Step 6: Final answer
    x = 42,417.13

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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.