Home / 56,088.70-77,403.86-30,595.49

Finding the Fourth Proportional to 56,088.70, 77,403.86 and 30,595.49

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Solution

The fourth proportional to 56,088.70, 77,403.86 and 30,595.49 is: 42,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,088.70 : 77,403.86 = 30,595.49 : x
  2. Step 2: Convert to fraction form
    56,088.70/77,403.86 = 30,595.49/x
  3. Step 3: Cross multiply
    56,088.70x = 77,403.86 × 30,595.49
  4. Step 4: Simplify right side
    56,088.70x = 2,368,209,294.59
  5. Step 5: Solve for x
    x = 2,368,209,294.59/56,088.70
  6. Step 6: Final answer
    x = 42,222.58

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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.