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Finding the Fourth Proportional to 93,036.94, 139,492.25 and 47,332.31

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Solution

The fourth proportional to 93,036.94, 139,492.25 and 47,332.31 is: 70,966.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,036.94 : 139,492.25 = 47,332.31 : x
  2. Step 2: Convert to fraction form
    93,036.94/139,492.25 = 47,332.31/x
  3. Step 3: Cross multiply
    93,036.94x = 139,492.25 × 47,332.31
  4. Step 4: Simplify right side
    93,036.94x = 6,602,490,886.66
  5. Step 5: Solve for x
    x = 6,602,490,886.66/93,036.94
  6. Step 6: Final answer
    x = 70,966.34

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1.5x scale

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.