Home / 93,088.74-139,642.65-58,018.98

Finding the Fourth Proportional to 93,088.74, 139,642.65 and 58,018.98

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Solution

The fourth proportional to 93,088.74, 139,642.65 and 58,018.98 is: 87,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,088.74 : 139,642.65 = 58,018.98 : x
  2. Step 2: Convert to fraction form
    93,088.74/139,642.65 = 58,018.98/x
  3. Step 3: Cross multiply
    93,088.74x = 139,642.65 × 58,018.98
  4. Step 4: Simplify right side
    93,088.74x = 8,101,924,117.50
  5. Step 5: Solve for x
    x = 8,101,924,117.50/93,088.74
  6. Step 6: Final answer
    x = 87,034.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.