Home / 102,792.04-141,856.18-57,471.93

Finding the Fourth Proportional to 102,792.04, 141,856.18 and 57,471.93

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Solution

The fourth proportional to 102,792.04, 141,856.18 and 57,471.93 is: 79,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,792.04 : 141,856.18 = 57,471.93 : x
  2. Step 2: Convert to fraction form
    102,792.04/141,856.18 = 57,471.93/x
  3. Step 3: Cross multiply
    102,792.04x = 141,856.18 × 57,471.93
  4. Step 4: Simplify right side
    102,792.04x = 8,152,748,303.35
  5. Step 5: Solve for x
    x = 8,152,748,303.35/102,792.04
  6. Step 6: Final answer
    x = 79,313.03

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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.