Home / 155,549.61-214,670.28-94,313.61

Finding the Fourth Proportional to 155,549.61, 214,670.28 and 94,313.61

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Solution

The fourth proportional to 155,549.61, 214,670.28 and 94,313.61 is: 130,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,549.61 : 214,670.28 = 94,313.61 : x
  2. Step 2: Convert to fraction form
    155,549.61/214,670.28 = 94,313.61/x
  3. Step 3: Cross multiply
    155,549.61x = 214,670.28 × 94,313.61
  4. Step 4: Simplify right side
    155,549.61x = 20,246,329,066.51
  5. Step 5: Solve for x
    x = 20,246,329,066.51/155,549.61
  6. Step 6: Final answer
    x = 130,159.95

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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.