Home / 56,130.88-77,386.17-46,534.54

Finding the Fourth Proportional to 56,130.88, 77,386.17 and 46,534.54

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Solution

The fourth proportional to 56,130.88, 77,386.17 and 46,534.54 is: 64,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,130.88 : 77,386.17 = 46,534.54 : x
  2. Step 2: Convert to fraction form
    56,130.88/77,386.17 = 46,534.54/x
  3. Step 3: Cross multiply
    56,130.88x = 77,386.17 × 46,534.54
  4. Step 4: Simplify right side
    56,130.88x = 3,601,129,823.31
  5. Step 5: Solve for x
    x = 3,601,129,823.31/56,130.88
  6. Step 6: Final answer
    x = 64,155.95

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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.